8697940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6491}}^1$

素因数の和:6567

約数の個数: 24

約数和(自身を含む): 18541152

約数和(自身を除く): 9843212

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 6491, 12982, 25964, 32455, 64910, 129820, 434897, 869794, 1739588, 2174485, 4348970, 8697940]

約数ペア:

[(1, 8697940), (2, 4348970), (4, 2174485), (5, 1739588), (10, 869794), (20, 434897), (67, 129820), (134, 64910), (268, 32455), (335, 25964), (670, 12982), (1340, 6491)]