42055760

素因数分解:

$2^4\times 5^1\times {\mathrm{525697}}^1$

素因数の和:525710

約数の個数: 20

約数和(自身を含む): 97779828

約数和(自身を除く): 55724068

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 525697, 1051394, 2102788, 2628485, 4205576, 5256970, 8411152, 10513940, 21027880, 42055760]

約数ペア:

[(1, 42055760), (2, 21027880), (4, 10513940), (5, 8411152), (8, 5256970), (10, 4205576), (16, 2628485), (20, 2102788), (40, 1051394), (80, 525697)]