28654040

素因数分解:

$2^3\times 5^1\times {\mathrm{716351}}^1$

素因数の和:716362

約数の個数: 16

約数和(自身を含む): 64471680

約数和(自身を除く): 35817640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 716351, 1432702, 2865404, 3581755, 5730808, 7163510, 14327020, 28654040]

約数ペア:

[(1, 28654040), (2, 14327020), (4, 7163510), (5, 5730808), (8, 3581755), (10, 2865404), (20, 1432702), (40, 716351)]