40197110

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{6271}}^1$

素因数の和:6919

約数の個数: 16

約数和(自身を含む): 72479232

約数和(自身を除く): 32282122

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6271, 6410, 12542, 31355, 62710, 4019711, 8039422, 20098555, 40197110]

約数ペア:

[(1, 40197110), (2, 20098555), (5, 8039422), (10, 4019711), (641, 62710), (1282, 31355), (3205, 12542), (6271, 6410)]