64719420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1078657}}^1$

素因数の和:1078669

約数の個数: 24

約数和(自身を含む): 181214544

約数和(自身を除く): 116495124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1078657, 2157314, 3235971, 4314628, 5393285, 6471942, 10786570, 12943884, 16179855, 21573140, 32359710, 64719420]

約数ペア:

[(1, 64719420), (2, 32359710), (3, 21573140), (4, 16179855), (5, 12943884), (6, 10786570), (10, 6471942), (12, 5393285), (15, 4314628), (20, 3235971), (30, 2157314), (60, 1078657)]