894620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 1926288

約数和(自身を除く): 1031668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1091, 2182, 4364, 5455, 10910, 21820, 44731, 89462, 178924, 223655, 447310, 894620]

約数ペア:

[(1, 894620), (2, 447310), (4, 223655), (5, 178924), (10, 89462), (20, 44731), (41, 21820), (82, 10910), (164, 5455), (205, 4364), (410, 2182), (820, 1091)]