86807660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{105863}}^1$

素因数の和:105913

約数の個数: 24

約数和(自身を含む): 186744096

約数和(自身を除く): 99936436

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 105863, 211726, 423452, 529315, 1058630, 2117260, 4340383, 8680766, 17361532, 21701915, 43403830, 86807660]

約数ペア:

[(1, 86807660), (2, 43403830), (4, 21701915), (5, 17361532), (10, 8680766), (20, 4340383), (41, 2117260), (82, 1058630), (164, 529315), (205, 423452), (410, 211726), (820, 105863)]