2009593360

素因数分解:

$2^4\times 5^1\times {\mathrm{25119917}}^1$

素因数の和:25119930

約数の個数: 20

約数和(自身を含む): 4672304748

約数和(自身を除く): 2662711388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25119917, 50239834, 100479668, 125599585, 200959336, 251199170, 401918672, 502398340, 1004796680, 2009593360]

約数ペア:

[(1, 2009593360), (2, 1004796680), (4, 502398340), (5, 401918672), (8, 251199170), (10, 200959336), (16, 125599585), (20, 100479668), (40, 50239834), (80, 25119917)]