74370820

素因数分解:

$2^2\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{1979}}^1$

素因数の和:3867

約数の個数: 24

約数和(自身を含む): 156340800

約数和(自身を除く): 81969980

約数列:

[1, 2, 4, 5, 10, 20, 1879, 1979, 3758, 3958, 7516, 7916, 9395, 9895, 18790, 19790, 37580, 39580, 3718541, 7437082, 14874164, 18592705, 37185410, 74370820]

約数ペア:

[(1, 74370820), (2, 37185410), (4, 18592705), (5, 14874164), (10, 7437082), (20, 3718541), (1879, 39580), (1979, 37580), (3758, 19790), (3958, 18790), (7516, 9895), (7916, 9395)]