9975860

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2087}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 21047040

約数和(自身を除く): 11071180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2087, 2390, 4174, 4780, 8348, 10435, 20870, 41740, 498793, 997586, 1995172, 2493965, 4987930, 9975860]

約数ペア:

[(1, 9975860), (2, 4987930), (4, 2493965), (5, 1995172), (10, 997586), (20, 498793), (239, 41740), (478, 20870), (956, 10435), (1195, 8348), (2087, 4780), (2390, 4174)]