15528077980

素因数分解:

$2^2\times 5^1\times {\mathrm{7001}}^1\times {\mathrm{110899}}^1$

素因数の和:117909

約数の個数: 24

約数和(自身を含む): 32613915600

約数和(自身を除く): 17085837620

約数列:

[1, 2, 4, 5, 10, 20, 7001, 14002, 28004, 35005, 70010, 110899, 140020, 221798, 443596, 554495, 1108990, 2217980, 776403899, 1552807798, 3105615596, 3882019495, 7764038990, 15528077980]

約数ペア:

[(1, 15528077980), (2, 7764038990), (4, 3882019495), (5, 3105615596), (10, 1552807798), (20, 776403899), (7001, 2217980), (14002, 1108990), (28004, 554495), (35005, 443596), (70010, 221798), (110899, 140020)]