20057590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2837}}^1$

素因数の和:2952

約数の個数: 32

約数和(自身を含む): 41684544

約数和(自身を除く): 21626954

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 2837, 3535, 5674, 7070, 14185, 19859, 28370, 39718, 99295, 198590, 286537, 573074, 1432685, 2005759, 2865370, 4011518, 10028795, 20057590]

約数ペア:

[(1, 20057590), (2, 10028795), (5, 4011518), (7, 2865370), (10, 2005759), (14, 1432685), (35, 573074), (70, 286537), (101, 198590), (202, 99295), (505, 39718), (707, 28370), (1010, 19859), (1414, 14185), (2837, 7070), (3535, 5674)]