253578040

素因数分解:

$2^3\times 5^1\times {\mathrm{6339451}}^1$

素因数の和:6339462

約数の個数: 16

約数和(自身を含む): 570550680

約数和(自身を除く): 316972640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6339451, 12678902, 25357804, 31697255, 50715608, 63394510, 126789020, 253578040]

約数ペア:

[(1, 253578040), (2, 126789020), (4, 63394510), (5, 50715608), (8, 31697255), (10, 25357804), (20, 12678902), (40, 6339451)]