8906020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10861}}^1$

素因数の和:10911

約数の個数: 24

約数和(自身を含む): 19160568

約数和(自身を除く): 10254548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10861, 21722, 43444, 54305, 108610, 217220, 445301, 890602, 1781204, 2226505, 4453010, 8906020]

約数ペア:

[(1, 8906020), (2, 4453010), (4, 2226505), (5, 1781204), (10, 890602), (20, 445301), (41, 217220), (82, 108610), (164, 54305), (205, 43444), (410, 21722), (820, 10861)]