40216210

素因数分解:

$2^1\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{2161}}^1$

素因数の和:4029

約数の個数: 16

約数和(自身を含む): 72461592

約数和(自身を除く): 32245382

約数列:

[1, 2, 5, 10, 1861, 2161, 3722, 4322, 9305, 10805, 18610, 21610, 4021621, 8043242, 20108105, 40216210]

約数ペア:

[(1, 40216210), (2, 20108105), (5, 8043242), (10, 4021621), (1861, 21610), (2161, 18610), (3722, 10805), (4322, 9305)]