8928890

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2131}}^1$

素因数の和:2557

約数の個数: 16

約数和(自身を含む): 16117920

約数和(自身を除く): 7189030

約数列:

[1, 2, 5, 10, 419, 838, 2095, 2131, 4190, 4262, 10655, 21310, 892889, 1785778, 4464445, 8928890]

約数ペア:

[(1, 8928890), (2, 4464445), (5, 1785778), (10, 892889), (419, 21310), (838, 10655), (2095, 4262), (2131, 4190)]