11390650

素因数分解:

$2^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:978

約数の個数: 24

約数和(自身を含む): 21276540

約数和(自身を除く): 9885890

約数列:

[1, 2, 5, 10, 25, 50, 409, 557, 818, 1114, 2045, 2785, 4090, 5570, 10225, 13925, 20450, 27850, 227813, 455626, 1139065, 2278130, 5695325, 11390650]

約数ペア:

[(1, 11390650), (2, 5695325), (5, 2278130), (10, 1139065), (25, 455626), (50, 227813), (409, 27850), (557, 20450), (818, 13925), (1114, 10225), (2045, 5570), (2785, 4090)]