4080236540

素因数分解:

$2^2\times 5^1\times {\mathrm{204011827}}^1$

素因数の和:204011836

約数の個数: 12

約数和(自身を含む): 8568496776

約数和(自身を除く): 4488260236

約数列:

[1, 2, 4, 5, 10, 20, 204011827, 408023654, 816047308, 1020059135, 2040118270, 4080236540]

約数ペア:

[(1, 4080236540), (2, 2040118270), (4, 1020059135), (5, 816047308), (10, 408023654), (20, 204011827)]