252168680

素因数分解:

$2^3\times 5^1\times {\mathrm{6304217}}^1$

素因数の和:6304228

約数の個数: 16

約数和(自身を含む): 567379620

約数和(自身を除く): 315210940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6304217, 12608434, 25216868, 31521085, 50433736, 63042170, 126084340, 252168680]

約数ペア:

[(1, 252168680), (2, 126084340), (4, 63042170), (5, 50433736), (8, 31521085), (10, 25216868), (20, 12608434), (40, 6304217)]