20402220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340037}}^1$

素因数の和:340049

約数の個数: 24

約数和(自身を含む): 57126384

約数和(自身を除く): 36724164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340037, 680074, 1020111, 1360148, 1700185, 2040222, 3400370, 4080444, 5100555, 6800740, 10201110, 20402220]

約数ペア:

[(1, 20402220), (2, 10201110), (3, 6800740), (4, 5100555), (5, 4080444), (6, 3400370), (10, 2040222), (12, 1700185), (15, 1360148), (20, 1020111), (30, 680074), (60, 340037)]