812452280

素因数分解:

$2^3\times 5^1\times {\mathrm{20311307}}^1$

素因数の和:20311318

約数の個数: 16

約数和(自身を含む): 1828017720

約数和(自身を除く): 1015565440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20311307, 40622614, 81245228, 101556535, 162490456, 203113070, 406226140, 812452280]

約数ペア:

[(1, 812452280), (2, 406226140), (4, 203113070), (5, 162490456), (8, 101556535), (10, 81245228), (20, 40622614), (40, 20311307)]