87324820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{396931}}^1$

素因数の和:396951

約数の個数: 24

約数和(自身を含む): 200053728

約数和(自身を除く): 112728908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 396931, 793862, 1587724, 1984655, 3969310, 4366241, 7938620, 8732482, 17464964, 21831205, 43662410, 87324820]

約数ペア:

[(1, 87324820), (2, 43662410), (4, 21831205), (5, 17464964), (10, 8732482), (11, 7938620), (20, 4366241), (22, 3969310), (44, 1984655), (55, 1587724), (110, 793862), (220, 396931)]