20120255012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{2999}}^1$

素因数の和:3381

約数の個数: 96

約数和(自身を含む): 42632352000

約数和(自身を除く): 22512096988

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 317, 407, 481, 572, 634, 814, 962, 1268, 1628, 1924, 2999, 3487, 4121, 5291, 5998, 6974, 8242, 10582, 11729, 11996, 13948, 16484, 21164, 23458, 32989, 38987, 45331, 46916, 65978, 77974, 90662, 110963, 129019, 131956, 152477, 155948, 181324, 221926, 258038, 304954, 428857, 443852, 516076, 609908, 857714, 950683, 1220593, 1442519, 1677247, 1715428, 1901366, 2441186, 2885038, 3354494, 3802732, 4882372, 5770076, 6708988, 10457513, 12358879, 15867709, 20915026, 24717758, 31735418, 35175271, 41830052, 49435516, 63470836, 70350542, 135947669, 140701084, 271895338, 386927981, 457278523, 543790676, 773855962, 914557046, 1547711924, 1829114092, 5030063753, 10060127506, 20120255012]

約数ペア:

[(1, 20120255012), (2, 10060127506), (4, 5030063753), (11, 1829114092), (13, 1547711924), (22, 914557046), (26, 773855962), (37, 543790676), (44, 457278523), (52, 386927981), (74, 271895338), (143, 140701084), (148, 135947669), (286, 70350542), (317, 63470836), (407, 49435516), (481, 41830052), (572, 35175271), (634, 31735418), (814, 24717758), (962, 20915026), (1268, 15867709), (1628, 12358879), (1924, 10457513), (2999, 6708988), (3487, 5770076), (4121, 4882372), (5291, 3802732), (5998, 3354494), (6974, 2885038), (8242, 2441186), (10582, 1901366), (11729, 1715428), (11996, 1677247), (13948, 1442519), (16484, 1220593), (21164, 950683), (23458, 857714), (32989, 609908), (38987, 516076), (45331, 443852), (46916, 428857), (65978, 304954), (77974, 258038), (90662, 221926), (110963, 181324), (129019, 155948), (131956, 152477)]