20403934020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{751}}^1$

素因数の和:1344

約数の個数: 240

約数和(自身を含む): 66282940416

約数和(自身を除く): 45879006396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 541, 558, 620, 751, 810, 837, 930, 1082, 1116, 1395, 1502, 1620, 1623, 1674, 1860, 2164, 2253, 2511, 2705, 2790, 3004, 3246, 3348, 3755, 4185, 4506, 4869, 5022, 5410, 5580, 6492, 6759, 7510, 8115, 8370, 9012, 9738, 10044, 10820, 11265, 12555, 13518, 14607, 15020, 16230, 16740, 16771, 19476, 20277, 22530, 23281, 24345, 25110, 27036, 29214, 32460, 33542, 33795, 40554, 43821, 45060, 46562, 48690, 50220, 50313, 58428, 60831, 67084, 67590, 69843, 73035, 81108, 83855, 87642, 93124, 97380, 100626, 101385, 116405, 121662, 135180, 139686, 146070, 150939, 167710, 175284, 201252, 202770, 209529, 219105, 232810, 243324, 251565, 279372, 292140, 301878, 304155, 335420, 349215, 405540, 406291, 419058, 438210, 452817, 465620, 503130, 603756, 608310, 628587, 698430, 754695, 812582, 838116, 876420, 905634, 1006260, 1047645, 1216620, 1218873, 1257174, 1358451, 1396860, 1509390, 1625164, 1811268, 1885761, 2031455, 2095290, 2264085, 2437746, 2514348, 2716902, 3018780, 3142935, 3656619, 3771522, 4062910, 4190580, 4528170, 4875492, 5433804, 6094365, 6285870, 6792255, 7313238, 7543044, 8125820, 9056340, 9428805, 10969857, 12188730, 12571740, 12595021, 13584510, 14626476, 18283095, 18857610, 21939714, 24377460, 25190042, 27169020, 32909571, 36566190, 37715220, 37785063, 43879428, 50380084, 54849285, 62975105, 65819142, 73132380, 75570126, 109698570, 113355189, 125950210, 131638284, 151140252, 164547855, 188925315, 219397140, 226710378, 251900420, 329095710, 340065567, 377850630, 453420756, 566775945, 658191420, 680131134, 755701260, 1020196701, 1133551890, 1360262268, 1700327835, 2040393402, 2267103780, 3400655670, 4080786804, 5100983505, 6801311340, 10201967010, 20403934020]

約数ペア:

[(1, 20403934020), (2, 10201967010), (3, 6801311340), (4, 5100983505), (5, 4080786804), (6, 3400655670), (9, 2267103780), (10, 2040393402), (12, 1700327835), (15, 1360262268), (18, 1133551890), (20, 1020196701), (27, 755701260), (30, 680131134), (31, 658191420), (36, 566775945), (45, 453420756), (54, 377850630), (60, 340065567), (62, 329095710), (81, 251900420), (90, 226710378), (93, 219397140), (108, 188925315), (124, 164547855), (135, 151140252), (155, 131638284), (162, 125950210), (180, 113355189), (186, 109698570), (270, 75570126), (279, 73132380), (310, 65819142), (324, 62975105), (372, 54849285), (405, 50380084), (465, 43879428), (540, 37785063), (541, 37715220), (558, 36566190), (620, 32909571), (751, 27169020), (810, 25190042), (837, 24377460), (930, 21939714), (1082, 18857610), (1116, 18283095), (1395, 14626476), (1502, 13584510), (1620, 12595021), (1623, 12571740), (1674, 12188730), (1860, 10969857), (2164, 9428805), (2253, 9056340), (2511, 8125820), (2705, 7543044), (2790, 7313238), (3004, 6792255), (3246, 6285870), (3348, 6094365), (3755, 5433804), (4185, 4875492), (4506, 4528170), (4869, 4190580), (5022, 4062910), (5410, 3771522), (5580, 3656619), (6492, 3142935), (6759, 3018780), (7510, 2716902), (8115, 2514348), (8370, 2437746), (9012, 2264085), (9738, 2095290), (10044, 2031455), (10820, 1885761), (11265, 1811268), (12555, 1625164), (13518, 1509390), (14607, 1396860), (15020, 1358451), (16230, 1257174), (16740, 1218873), (16771, 1216620), (19476, 1047645), (20277, 1006260), (22530, 905634), (23281, 876420), (24345, 838116), (25110, 812582), (27036, 754695), (29214, 698430), (32460, 628587), (33542, 608310), (33795, 603756), (40554, 503130), (43821, 465620), (45060, 452817), (46562, 438210), (48690, 419058), (50220, 406291), (50313, 405540), (58428, 349215), (60831, 335420), (67084, 304155), (67590, 301878), (69843, 292140), (73035, 279372), (81108, 251565), (83855, 243324), (87642, 232810), (93124, 219105), (97380, 209529), (100626, 202770), (101385, 201252), (116405, 175284), (121662, 167710), (135180, 150939), (139686, 146070)]