40247080

素因数分解:

$2^3\times 5^1\times {\mathrm{1006177}}^1$

素因数の和:1006188

約数の個数: 16

約数和(自身を含む): 90556020

約数和(自身を除く): 50308940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1006177, 2012354, 4024708, 5030885, 8049416, 10061770, 20123540, 40247080]

約数ペア:

[(1, 40247080), (2, 20123540), (4, 10061770), (5, 8049416), (8, 5030885), (10, 4024708), (20, 2012354), (40, 1006177)]