31372540

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3221}}^1$

素因数の和:3717

約数の個数: 24

約数和(自身を含む): 66038112

約数和(自身を除く): 34665572

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 3221, 4870, 6442, 9740, 12884, 16105, 32210, 64420, 1568627, 3137254, 6274508, 7843135, 15686270, 31372540]

約数ペア:

[(1, 31372540), (2, 15686270), (4, 7843135), (5, 6274508), (10, 3137254), (20, 1568627), (487, 64420), (974, 32210), (1948, 16105), (2435, 12884), (3221, 9740), (4870, 6442)]