40227080

素因数分解:

$2^3\times 5^1\times {\mathrm{1005677}}^1$

素因数の和:1005688

約数の個数: 16

約数和(自身を含む): 90511020

約数和(自身を除く): 50283940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1005677, 2011354, 4022708, 5028385, 8045416, 10056770, 20113540, 40227080]

約数ペア:

[(1, 40227080), (2, 20113540), (4, 10056770), (5, 8045416), (8, 5028385), (10, 4022708), (20, 2011354), (40, 1005677)]