72194180

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{18899}}^1$

素因数の和:19099

約数の個数: 24

約数和(自身を含む): 152409600

約数和(自身を除く): 80215420

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 18899, 37798, 75596, 94495, 188990, 377980, 3609709, 7219418, 14438836, 18048545, 36097090, 72194180]

約数ペア:

[(1, 72194180), (2, 36097090), (4, 18048545), (5, 14438836), (10, 7219418), (20, 3609709), (191, 377980), (382, 188990), (764, 94495), (955, 75596), (1910, 37798), (3820, 18899)]