31373620

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4139}}^1$

素因数の和:4527

約数の個数: 24

約数和(自身を含む): 66074400

約数和(自身を除く): 34700780

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 4139, 7580, 8278, 16556, 20695, 41390, 82780, 1568681, 3137362, 6274724, 7843405, 15686810, 31373620]

約数ペア:

[(1, 31373620), (2, 15686810), (4, 7843405), (5, 6274724), (10, 3137362), (20, 1568681), (379, 82780), (758, 41390), (1516, 20695), (1895, 16556), (3790, 8278), (4139, 7580)]