87249160

素因数分解:

$2^3\times 5^1\times {\mathrm{2181229}}^1$

素因数の和:2181240

約数の個数: 16

約数和(自身を含む): 196310700

約数和(自身を除く): 109061540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2181229, 4362458, 8724916, 10906145, 17449832, 21812290, 43624580, 87249160]

約数ペア:

[(1, 87249160), (2, 43624580), (4, 21812290), (5, 17449832), (8, 10906145), (10, 8724916), (20, 4362458), (40, 2181229)]