20037580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16981}}^1$

素因数の和:17049

約数の個数: 24

約数和(自身を含む): 42794640

約数和(自身を除く): 22757060

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 16981, 33962, 67924, 84905, 169810, 339620, 1001879, 2003758, 4007516, 5009395, 10018790, 20037580]

約数ペア:

[(1, 20037580), (2, 10018790), (4, 5009395), (5, 4007516), (10, 2003758), (20, 1001879), (59, 339620), (118, 169810), (236, 84905), (295, 67924), (590, 33962), (1180, 16981)]