42547280

素因数分解:

$2^4\times 5^1\times {\mathrm{531841}}^1$

素因数の和:531854

約数の個数: 20

約数和(自身を含む): 98922612

約数和(自身を除く): 56375332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 531841, 1063682, 2127364, 2659205, 4254728, 5318410, 8509456, 10636820, 21273640, 42547280]

約数ペア:

[(1, 42547280), (2, 21273640), (4, 10636820), (5, 8509456), (8, 5318410), (10, 4254728), (16, 2659205), (20, 2127364), (40, 1063682), (80, 531841)]