4257420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{70957}}^1$

素因数の和:70969

約数の個数: 24

約数和(自身を含む): 11920944

約数和(自身を除く): 7663524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 70957, 141914, 212871, 283828, 354785, 425742, 709570, 851484, 1064355, 1419140, 2128710, 4257420]

約数ペア:

[(1, 4257420), (2, 2128710), (3, 1419140), (4, 1064355), (5, 851484), (6, 709570), (10, 425742), (12, 354785), (15, 283828), (20, 212871), (30, 141914), (60, 70957)]