198625120

素因数分解:

$2^5\times 5^1\times {\mathrm{1241407}}^1$

素因数の和:1241422

約数の個数: 24

約数和(自身を含む): 469252224

約数和(自身を除く): 270627104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1241407, 2482814, 4965628, 6207035, 9931256, 12414070, 19862512, 24828140, 39725024, 49656280, 99312560, 198625120]

約数ペア:

[(1, 198625120), (2, 99312560), (4, 49656280), (5, 39725024), (8, 24828140), (10, 19862512), (16, 12414070), (20, 9931256), (32, 6207035), (40, 4965628), (80, 2482814), (160, 1241407)]