3988893620

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1223587}}^1$

素因数の和:1223759

約数の個数: 24

約数和(自身を含む): 8428074144

約数和(自身を除く): 4439180524

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 1223587, 2447174, 4894348, 6117935, 12235870, 24471740, 199444681, 398889362, 797778724, 997223405, 1994446810, 3988893620]

約数ペア:

[(1, 3988893620), (2, 1994446810), (4, 997223405), (5, 797778724), (10, 398889362), (20, 199444681), (163, 24471740), (326, 12235870), (652, 6117935), (815, 4894348), (1630, 2447174), (3260, 1223587)]