7117420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1489}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 15019200

約数和(自身を除く): 7901780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 1489, 2390, 2978, 4780, 5956, 7445, 14890, 29780, 355871, 711742, 1423484, 1779355, 3558710, 7117420]

約数ペア:

[(1, 7117420), (2, 3558710), (4, 1779355), (5, 1423484), (10, 711742), (20, 355871), (239, 29780), (478, 14890), (956, 7445), (1195, 5956), (1489, 4780), (2390, 2978)]