20650020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344167}}^1$

素因数の和:344179

約数の個数: 24

約数和(自身を含む): 57820224

約数和(自身を除く): 37170204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344167, 688334, 1032501, 1376668, 1720835, 2065002, 3441670, 4130004, 5162505, 6883340, 10325010, 20650020]

約数ペア:

[(1, 20650020), (2, 10325010), (3, 6883340), (4, 5162505), (5, 4130004), (6, 3441670), (10, 2065002), (12, 1720835), (15, 1376668), (20, 1032501), (30, 688334), (60, 344167)]