64647420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1077457}}^1$

素因数の和:1077469

約数の個数: 24

約数和(自身を含む): 181012944

約数和(自身を除く): 116365524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1077457, 2154914, 3232371, 4309828, 5387285, 6464742, 10774570, 12929484, 16161855, 21549140, 32323710, 64647420]

約数ペア:

[(1, 64647420), (2, 32323710), (3, 21549140), (4, 16161855), (5, 12929484), (6, 10774570), (10, 6464742), (12, 5387285), (15, 4309828), (20, 3232371), (30, 2154914), (60, 1077457)]