20650620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344177}}^1$

素因数の和:344189

約数の個数: 24

約数和(自身を含む): 57821904

約数和(自身を除く): 37171284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344177, 688354, 1032531, 1376708, 1720885, 2065062, 3441770, 4130124, 5162655, 6883540, 10325310, 20650620]

約数ペア:

[(1, 20650620), (2, 10325310), (3, 6883540), (4, 5162655), (5, 4130124), (6, 3441770), (10, 2065062), (12, 1720885), (15, 1376708), (20, 1032531), (30, 688354), (60, 344177)]