64705340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{462181}}^1$

素因数の和:462197

約数の個数: 24

約数和(自身を含む): 155293152

約数和(自身を除く): 90587812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 462181, 924362, 1848724, 2310905, 3235267, 4621810, 6470534, 9243620, 12941068, 16176335, 32352670, 64705340]

約数ペア:

[(1, 64705340), (2, 32352670), (4, 16176335), (5, 12941068), (7, 9243620), (10, 6470534), (14, 4621810), (20, 3235267), (28, 2310905), (35, 1848724), (70, 924362), (140, 462181)]