126353680

素因数分解:

$2^4\times 5^1\times {\mathrm{1579421}}^1$

素因数の和:1579434

約数の個数: 20

約数和(自身を含む): 293772492

約数和(自身を除く): 167418812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1579421, 3158842, 6317684, 7897105, 12635368, 15794210, 25270736, 31588420, 63176840, 126353680]

約数ペア:

[(1, 126353680), (2, 63176840), (4, 31588420), (5, 25270736), (8, 15794210), (10, 12635368), (16, 7897105), (20, 6317684), (40, 3158842), (80, 1579421)]