8929840

素因数分解:

$2^4\times 5^1\times {\mathrm{111623}}^1$

素因数の和:111636

約数の個数: 20

約数和(自身を含む): 20762064

約数和(自身を除く): 11832224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 111623, 223246, 446492, 558115, 892984, 1116230, 1785968, 2232460, 4464920, 8929840]

約数ペア:

[(1, 8929840), (2, 4464920), (4, 2232460), (5, 1785968), (8, 1116230), (10, 892984), (16, 558115), (20, 446492), (40, 223246), (80, 111623)]