20734604820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{62981}}^1$

素因数の和:63086

約数の個数: 144

約数和(自身を含む): 66025290240

約数和(自身を除く): 45290685420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 279, 295, 310, 354, 372, 465, 531, 558, 590, 620, 708, 885, 930, 1062, 1116, 1180, 1395, 1770, 1829, 1860, 2124, 2655, 2790, 3540, 3658, 5310, 5487, 5580, 7316, 9145, 10620, 10974, 16461, 18290, 21948, 27435, 32922, 36580, 54870, 62981, 65844, 82305, 109740, 125962, 164610, 188943, 251924, 314905, 329220, 377886, 566829, 629810, 755772, 944715, 1133658, 1259620, 1889430, 1952411, 2267316, 2834145, 3715879, 3778860, 3904822, 5668290, 5857233, 7431758, 7809644, 9762055, 11147637, 11336580, 11714466, 14863516, 17571699, 18579395, 19524110, 22295274, 23428932, 29286165, 33442911, 35143398, 37158790, 39048220, 44590548, 55738185, 58572330, 66885822, 70286796, 74317580, 87858495, 111476370, 115192249, 117144660, 133771644, 167214555, 175716990, 222952740, 230384498, 334429110, 345576747, 351433980, 460768996, 575961245, 668858220, 691153494, 1036730241, 1151922490, 1382306988, 1727883735, 2073460482, 2303844980, 3455767470, 4146920964, 5183651205, 6911534940, 10367302410, 20734604820]

約数ペア:

[(1, 20734604820), (2, 10367302410), (3, 6911534940), (4, 5183651205), (5, 4146920964), (6, 3455767470), (9, 2303844980), (10, 2073460482), (12, 1727883735), (15, 1382306988), (18, 1151922490), (20, 1036730241), (30, 691153494), (31, 668858220), (36, 575961245), (45, 460768996), (59, 351433980), (60, 345576747), (62, 334429110), (90, 230384498), (93, 222952740), (118, 175716990), (124, 167214555), (155, 133771644), (177, 117144660), (180, 115192249), (186, 111476370), (236, 87858495), (279, 74317580), (295, 70286796), (310, 66885822), (354, 58572330), (372, 55738185), (465, 44590548), (531, 39048220), (558, 37158790), (590, 35143398), (620, 33442911), (708, 29286165), (885, 23428932), (930, 22295274), (1062, 19524110), (1116, 18579395), (1180, 17571699), (1395, 14863516), (1770, 11714466), (1829, 11336580), (1860, 11147637), (2124, 9762055), (2655, 7809644), (2790, 7431758), (3540, 5857233), (3658, 5668290), (5310, 3904822), (5487, 3778860), (5580, 3715879), (7316, 2834145), (9145, 2267316), (10620, 1952411), (10974, 1889430), (16461, 1259620), (18290, 1133658), (21948, 944715), (27435, 755772), (32922, 629810), (36580, 566829), (54870, 377886), (62981, 329220), (65844, 314905), (82305, 251924), (109740, 188943), (125962, 164610)]