836409020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1020011}}^1$

素因数の和:1020061

約数の個数: 24

約数和(自身を含む): 1799301168

約数和(自身を除く): 962892148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1020011, 2040022, 4080044, 5100055, 10200110, 20400220, 41820451, 83640902, 167281804, 209102255, 418204510, 836409020]

約数ペア:

[(1, 836409020), (2, 418204510), (4, 209102255), (5, 167281804), (10, 83640902), (20, 41820451), (41, 20400220), (82, 10200110), (164, 5100055), (205, 4080044), (410, 2040022), (820, 1020011)]