72692980

素因数分解:

$2^2\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2441}}^1$

素因数の和:3939

約数の個数: 24

約数和(自身を含む): 152820360

約数和(自身を除く): 80127380

約数列:

[1, 2, 4, 5, 10, 20, 1489, 2441, 2978, 4882, 5956, 7445, 9764, 12205, 14890, 24410, 29780, 48820, 3634649, 7269298, 14538596, 18173245, 36346490, 72692980]

約数ペア:

[(1, 72692980), (2, 36346490), (4, 18173245), (5, 14538596), (10, 7269298), (20, 3634649), (1489, 48820), (2441, 29780), (2978, 24410), (4882, 14890), (5956, 12205), (7445, 9764)]