7824920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3691}}^1$

素因数の和:3755

約数の個数: 32

約数和(自身を含む): 17943120

約数和(自身を除く): 10118200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3691, 7382, 14764, 18455, 29528, 36910, 73820, 147640, 195623, 391246, 782492, 978115, 1564984, 1956230, 3912460, 7824920]

約数ペア:

[(1, 7824920), (2, 3912460), (4, 1956230), (5, 1564984), (8, 978115), (10, 782492), (20, 391246), (40, 195623), (53, 147640), (106, 73820), (212, 36910), (265, 29528), (424, 18455), (530, 14764), (1060, 7382), (2120, 3691)]