157426420

素因数分解:

$2^2\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{5351}}^1$

素因数の和:6831

約数の個数: 24

約数和(自身を含む): 330882048

約数和(自身を除く): 173455628

約数列:

[1, 2, 4, 5, 10, 20, 1471, 2942, 5351, 5884, 7355, 10702, 14710, 21404, 26755, 29420, 53510, 107020, 7871321, 15742642, 31485284, 39356605, 78713210, 157426420]

約数ペア:

[(1, 157426420), (2, 78713210), (4, 39356605), (5, 31485284), (10, 15742642), (20, 7871321), (1471, 107020), (2942, 53510), (5351, 29420), (5884, 26755), (7355, 21404), (10702, 14710)]