61918040

素因数分解:

$2^3\times 5^1\times {\mathrm{1547951}}^1$

素因数の和:1547962

約数の個数: 16

約数和(自身を含む): 139315680

約数和(自身を除く): 77397640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1547951, 3095902, 6191804, 7739755, 12383608, 15479510, 30959020, 61918040]

約数ペア:

[(1, 61918040), (2, 30959020), (4, 15479510), (5, 12383608), (8, 7739755), (10, 6191804), (20, 3095902), (40, 1547951)]