2019080450

素因数分解:

$2^1\times 5^2\times {\mathrm{40381609}}^1$

素因数の和:40381621

約数の個数: 12

約数和(自身を含む): 3755489730

約数和(自身を除く): 1736409280

約数列:

[1, 2, 5, 10, 25, 50, 40381609, 80763218, 201908045, 403816090, 1009540225, 2019080450]

約数ペア:

[(1, 2019080450), (2, 1009540225), (5, 403816090), (10, 201908045), (25, 80763218), (50, 40381609)]