127799140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{912851}}^1$

素因数の和:912867

約数の個数: 24

約数和(自身を含む): 306718272

約数和(自身を除く): 178919132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 912851, 1825702, 3651404, 4564255, 6389957, 9128510, 12779914, 18257020, 25559828, 31949785, 63899570, 127799140]

約数ペア:

[(1, 127799140), (2, 63899570), (4, 31949785), (5, 25559828), (7, 18257020), (10, 12779914), (14, 9128510), (20, 6389957), (28, 4564255), (35, 3651404), (70, 1825702), (140, 912851)]