27958220

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5849}}^1$

素因数の和:6097

約数の個数: 24

約数和(自身を含む): 58968000

約数和(自身を除く): 31009780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5849, 11698, 23396, 29245, 58490, 116980, 1397911, 2795822, 5591644, 6989555, 13979110, 27958220]

約数ペア:

[(1, 27958220), (2, 13979110), (4, 6989555), (5, 5591644), (10, 2795822), (20, 1397911), (239, 116980), (478, 58490), (956, 29245), (1195, 23396), (2390, 11698), (4780, 5849)]