1490722270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2443807}}^1$

素因数の和:2443875

約数の個数: 16

約数和(自身を含む): 2727289728

約数和(自身を除く): 1236567458

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 2443807, 4887614, 12219035, 24438070, 149072227, 298144454, 745361135, 1490722270]

約数ペア:

[(1, 1490722270), (2, 745361135), (5, 298144454), (10, 149072227), (61, 24438070), (122, 12219035), (305, 4887614), (610, 2443807)]