185904920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{87691}}^1$

素因数の和:87755

約数の個数: 32

約数和(自身を含む): 426183120

約数和(自身を除く): 240278200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 87691, 175382, 350764, 438455, 701528, 876910, 1753820, 3507640, 4647623, 9295246, 18590492, 23238115, 37180984, 46476230, 92952460, 185904920]

約数ペア:

[(1, 185904920), (2, 92952460), (4, 46476230), (5, 37180984), (8, 23238115), (10, 18590492), (20, 9295246), (40, 4647623), (53, 3507640), (106, 1753820), (212, 876910), (265, 701528), (424, 438455), (530, 350764), (1060, 175382), (2120, 87691)]