79806580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{570047}}^1$

素因数の和:570063

約数の個数: 24

約数和(自身を含む): 191536128

約数和(自身を除く): 111729548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 570047, 1140094, 2280188, 2850235, 3990329, 5700470, 7980658, 11400940, 15961316, 19951645, 39903290, 79806580]

約数ペア:

[(1, 79806580), (2, 39903290), (4, 19951645), (5, 15961316), (7, 11400940), (10, 7980658), (14, 5700470), (20, 3990329), (28, 2850235), (35, 2280188), (70, 1140094), (140, 570047)]