39586280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14771}}^1$

素因数の和:14849

約数の個数: 32

約数和(自身を含む): 90404640

約数和(自身を除く): 50818360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 14771, 29542, 59084, 73855, 118168, 147710, 295420, 590840, 989657, 1979314, 3958628, 4948285, 7917256, 9896570, 19793140, 39586280]

約数ペア:

[(1, 39586280), (2, 19793140), (4, 9896570), (5, 7917256), (8, 4948285), (10, 3958628), (20, 1979314), (40, 989657), (67, 590840), (134, 295420), (268, 147710), (335, 118168), (536, 73855), (670, 59084), (1340, 29542), (2680, 14771)]