67464920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7057}}^1$

素因数の和:7307

約数の個数: 32

約数和(自身を含む): 152452800

約数和(自身を除く): 84987880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 7057, 9560, 14114, 28228, 35285, 56456, 70570, 141140, 282280, 1686623, 3373246, 6746492, 8433115, 13492984, 16866230, 33732460, 67464920]

約数ペア:

[(1, 67464920), (2, 33732460), (4, 16866230), (5, 13492984), (8, 8433115), (10, 6746492), (20, 3373246), (40, 1686623), (239, 282280), (478, 141140), (956, 70570), (1195, 56456), (1912, 35285), (2390, 28228), (4780, 14114), (7057, 9560)]