1179689140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{118681}}^1$

素因数の和:118768

約数の個数: 48

約数和(自身を含む): 2871154944

約数和(自身を除く): 1691465804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 118681, 237362, 474724, 593405, 830767, 1186810, 1661534, 2373620, 3323068, 4153835, 8307670, 8426351, 16615340, 16852702, 33705404, 42131755, 58984457, 84263510, 117968914, 168527020, 235937828, 294922285, 589844570, 1179689140]

約数ペア:

[(1, 1179689140), (2, 589844570), (4, 294922285), (5, 235937828), (7, 168527020), (10, 117968914), (14, 84263510), (20, 58984457), (28, 42131755), (35, 33705404), (70, 16852702), (71, 16615340), (140, 8426351), (142, 8307670), (284, 4153835), (355, 3323068), (497, 2373620), (710, 1661534), (994, 1186810), (1420, 830767), (1988, 593405), (2485, 474724), (4970, 237362), (9940, 118681)]