99353680

素因数分解:

$2^4\times 5^1\times {\mathrm{1241921}}^1$

素因数の和:1241934

約数の個数: 20

約数和(自身を含む): 230997492

約数和(自身を除く): 131643812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1241921, 2483842, 4967684, 6209605, 9935368, 12419210, 19870736, 24838420, 49676840, 99353680]

約数ペア:

[(1, 99353680), (2, 49676840), (4, 24838420), (5, 19870736), (8, 12419210), (10, 9935368), (16, 6209605), (20, 4967684), (40, 2483842), (80, 1241921)]