87097960

素因数分解:

$2^3\times 5^1\times {\mathrm{2177449}}^1$

素因数の和:2177460

約数の個数: 16

約数和(自身を含む): 195970500

約数和(自身を除く): 108872540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2177449, 4354898, 8709796, 10887245, 17419592, 21774490, 43548980, 87097960]

約数ペア:

[(1, 87097960), (2, 43548980), (4, 21774490), (5, 17419592), (8, 10887245), (10, 8709796), (20, 4354898), (40, 2177449)]