20606410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 42747264

約数和(自身を除く): 22140854

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 61, 74, 83, 110, 122, 166, 185, 305, 370, 407, 415, 610, 671, 814, 830, 913, 1342, 1826, 2035, 2257, 3071, 3355, 4070, 4514, 4565, 5063, 6142, 6710, 9130, 10126, 11285, 15355, 22570, 24827, 25315, 30710, 33781, 49654, 50630, 55693, 67562, 111386, 124135, 168905, 187331, 248270, 278465, 337810, 374662, 556930, 936655, 1873310, 2060641, 4121282, 10303205, 20606410]

約数ペア:

[(1, 20606410), (2, 10303205), (5, 4121282), (10, 2060641), (11, 1873310), (22, 936655), (37, 556930), (55, 374662), (61, 337810), (74, 278465), (83, 248270), (110, 187331), (122, 168905), (166, 124135), (185, 111386), (305, 67562), (370, 55693), (407, 50630), (415, 49654), (610, 33781), (671, 30710), (814, 25315), (830, 24827), (913, 22570), (1342, 15355), (1826, 11285), (2035, 10126), (2257, 9130), (3071, 6710), (3355, 6142), (4070, 5063), (4514, 4565)]