20474180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{17351}}^1$

素因数の和:17419

約数の個数: 24

約数和(自身を含む): 43727040

約数和(自身を除く): 23252860

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 17351, 34702, 69404, 86755, 173510, 347020, 1023709, 2047418, 4094836, 5118545, 10237090, 20474180]

約数ペア:

[(1, 20474180), (2, 10237090), (4, 5118545), (5, 4094836), (10, 2047418), (20, 1023709), (59, 347020), (118, 173510), (236, 86755), (295, 69404), (590, 34702), (1180, 17351)]