20063979460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:842

約数の個数: 192

約数和(自身を含む): 50694045696

約数和(自身を除く): 30630066236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 67, 70, 71, 94, 134, 140, 142, 188, 235, 268, 284, 329, 335, 355, 469, 470, 497, 641, 658, 670, 710, 938, 940, 994, 1282, 1316, 1340, 1420, 1645, 1876, 1988, 2345, 2485, 2564, 3149, 3205, 3290, 3337, 4487, 4690, 4757, 4970, 6298, 6410, 6580, 6674, 8974, 9380, 9514, 9940, 12596, 12820, 13348, 15745, 16685, 17948, 19028, 22043, 22435, 23359, 23785, 30127, 31490, 33299, 33370, 42947, 44086, 44870, 45511, 46718, 47570, 60254, 62980, 66598, 66740, 85894, 88172, 89740, 91022, 93436, 95140, 110215, 116795, 120508, 133196, 150635, 166495, 171788, 182044, 210889, 214735, 220430, 223579, 227555, 233590, 300629, 301270, 318577, 332990, 421778, 429470, 440860, 447158, 455110, 467180, 601258, 602540, 637154, 665980, 843556, 858940, 894316, 910220, 1054445, 1117895, 1202516, 1274308, 1503145, 1565053, 1592885, 2018509, 2108890, 2139017, 2235790, 3006290, 3049237, 3130106, 3185770, 4037018, 4217780, 4278034, 4471580, 6012580, 6098474, 6260212, 6371540, 7825265, 8074036, 8556068, 10092545, 10695085, 12196948, 14129563, 14973119, 15246185, 15650530, 20185090, 21344659, 21390170, 28259126, 29946238, 30492370, 31301060, 40370180, 42689318, 42780340, 56518252, 59892476, 60984740, 70647815, 74865595, 85378636, 106723295, 141295630, 143314139, 149731190, 213446590, 282591260, 286628278, 299462380, 426893180, 573256556, 716570695, 1003198973, 1433141390, 2006397946, 2866282780, 4012795892, 5015994865, 10031989730, 20063979460]

約数ペア:

[(1, 20063979460), (2, 10031989730), (4, 5015994865), (5, 4012795892), (7, 2866282780), (10, 2006397946), (14, 1433141390), (20, 1003198973), (28, 716570695), (35, 573256556), (47, 426893180), (67, 299462380), (70, 286628278), (71, 282591260), (94, 213446590), (134, 149731190), (140, 143314139), (142, 141295630), (188, 106723295), (235, 85378636), (268, 74865595), (284, 70647815), (329, 60984740), (335, 59892476), (355, 56518252), (469, 42780340), (470, 42689318), (497, 40370180), (641, 31301060), (658, 30492370), (670, 29946238), (710, 28259126), (938, 21390170), (940, 21344659), (994, 20185090), (1282, 15650530), (1316, 15246185), (1340, 14973119), (1420, 14129563), (1645, 12196948), (1876, 10695085), (1988, 10092545), (2345, 8556068), (2485, 8074036), (2564, 7825265), (3149, 6371540), (3205, 6260212), (3290, 6098474), (3337, 6012580), (4487, 4471580), (4690, 4278034), (4757, 4217780), (4970, 4037018), (6298, 3185770), (6410, 3130106), (6580, 3049237), (6674, 3006290), (8974, 2235790), (9380, 2139017), (9514, 2108890), (9940, 2018509), (12596, 1592885), (12820, 1565053), (13348, 1503145), (15745, 1274308), (16685, 1202516), (17948, 1117895), (19028, 1054445), (22043, 910220), (22435, 894316), (23359, 858940), (23785, 843556), (30127, 665980), (31490, 637154), (33299, 602540), (33370, 601258), (42947, 467180), (44086, 455110), (44870, 447158), (45511, 440860), (46718, 429470), (47570, 421778), (60254, 332990), (62980, 318577), (66598, 301270), (66740, 300629), (85894, 233590), (88172, 227555), (89740, 223579), (91022, 220430), (93436, 214735), (95140, 210889), (110215, 182044), (116795, 171788), (120508, 166495), (133196, 150635)]