21523907360

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1\times {\mathrm{1471}}^1$

素因数の和:2434

約数の個数: 96

約数和(自身を含む): 51412838400

約数和(自身を除く): 29888931040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 839, 872, 1090, 1471, 1678, 1744, 2180, 2942, 3356, 3488, 4195, 4360, 5884, 6712, 7355, 8390, 8720, 11768, 13424, 14710, 16780, 17440, 23536, 26848, 29420, 33560, 47072, 58840, 67120, 91451, 117680, 134240, 160339, 182902, 235360, 320678, 365804, 457255, 641356, 731608, 801695, 914510, 1234169, 1282712, 1463216, 1603390, 1829020, 2468338, 2565424, 2926432, 3206780, 3658040, 4936676, 5130848, 6170845, 6413560, 7316080, 9873352, 12341690, 12827120, 14632160, 19746704, 24683380, 25654240, 39493408, 49366760, 98733520, 134524421, 197467040, 269048842, 538097684, 672622105, 1076195368, 1345244210, 2152390736, 2690488420, 4304781472, 5380976840, 10761953680, 21523907360]

約数ペア:

[(1, 21523907360), (2, 10761953680), (4, 5380976840), (5, 4304781472), (8, 2690488420), (10, 2152390736), (16, 1345244210), (20, 1076195368), (32, 672622105), (40, 538097684), (80, 269048842), (109, 197467040), (160, 134524421), (218, 98733520), (436, 49366760), (545, 39493408), (839, 25654240), (872, 24683380), (1090, 19746704), (1471, 14632160), (1678, 12827120), (1744, 12341690), (2180, 9873352), (2942, 7316080), (3356, 6413560), (3488, 6170845), (4195, 5130848), (4360, 4936676), (5884, 3658040), (6712, 3206780), (7355, 2926432), (8390, 2565424), (8720, 2468338), (11768, 1829020), (13424, 1603390), (14710, 1463216), (16780, 1282712), (17440, 1234169), (23536, 914510), (26848, 801695), (29420, 731608), (33560, 641356), (47072, 457255), (58840, 365804), (67120, 320678), (91451, 235360), (117680, 182902), (134240, 160339)]