99319120

素因数分解:

$2^4\times 5^1\times {\mathrm{1241489}}^1$

素因数の和:1241502

約数の個数: 20

約数和(自身を含む): 230917140

約数和(自身を除く): 131598020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1241489, 2482978, 4965956, 6207445, 9931912, 12414890, 19863824, 24829780, 49659560, 99319120]

約数ペア:

[(1, 99319120), (2, 49659560), (4, 24829780), (5, 19863824), (8, 12414890), (10, 9931912), (16, 6207445), (20, 4965956), (40, 2482978), (80, 1241489)]