2016142840

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{338279}}^1$

素因数の和:338439

約数の個数: 32

約数和(自身を含む): 4566780000

約数和(自身を除く): 2550637160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 338279, 676558, 1353116, 1691395, 2706232, 3382790, 6765580, 13531160, 50403571, 100807142, 201614284, 252017855, 403228568, 504035710, 1008071420, 2016142840]

約数ペア:

[(1, 2016142840), (2, 1008071420), (4, 504035710), (5, 403228568), (8, 252017855), (10, 201614284), (20, 100807142), (40, 50403571), (149, 13531160), (298, 6765580), (596, 3382790), (745, 2706232), (1192, 1691395), (1490, 1353116), (2980, 676558), (5960, 338279)]