31989340

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4583}}^1$

素因数の和:4941

約数の個数: 24

約数和(自身を含む): 67384800

約数和(自身を除く): 35395460

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 4583, 6980, 9166, 18332, 22915, 45830, 91660, 1599467, 3198934, 6397868, 7997335, 15994670, 31989340]

約数ペア:

[(1, 31989340), (2, 15994670), (4, 7997335), (5, 6397868), (10, 3198934), (20, 1599467), (349, 91660), (698, 45830), (1396, 22915), (1745, 18332), (3490, 9166), (4583, 6980)]