28802660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{17351}}^1$

素因数の和:17443

約数の個数: 24

約数和(自身を含む): 61217856

約数和(自身を除く): 32415196

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 17351, 34702, 69404, 86755, 173510, 347020, 1440133, 2880266, 5760532, 7200665, 14401330, 28802660]

約数ペア:

[(1, 28802660), (2, 14401330), (4, 7200665), (5, 5760532), (10, 2880266), (20, 1440133), (83, 347020), (166, 173510), (332, 86755), (415, 69404), (830, 34702), (1660, 17351)]