4198820

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1409}}^1$

素因数の和:1567

約数の個数: 24

約数和(自身を含む): 8883000

約数和(自身を除く): 4684180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1409, 1490, 2818, 2980, 5636, 7045, 14090, 28180, 209941, 419882, 839764, 1049705, 2099410, 4198820]

約数ペア:

[(1, 4198820), (2, 2099410), (4, 1049705), (5, 839764), (10, 419882), (20, 209941), (149, 28180), (298, 14090), (596, 7045), (745, 5636), (1409, 2980), (1490, 2818)]