4228220

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1297}}^1$

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 8940624

約数和(自身を除く): 4712404

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1297, 1630, 2594, 3260, 5188, 6485, 12970, 25940, 211411, 422822, 845644, 1057055, 2114110, 4228220]

約数ペア:

[(1, 4228220), (2, 2114110), (4, 1057055), (5, 845644), (10, 422822), (20, 211411), (163, 25940), (326, 12970), (652, 6485), (815, 5188), (1297, 3260), (1630, 2594)]