71731340

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{3671}}^1$

素因数の和:4657

約数の個数: 24

約数和(自身を含む): 150831072

約数和(自身を除く): 79099732

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3671, 3908, 4885, 7342, 9770, 14684, 18355, 19540, 36710, 73420, 3586567, 7173134, 14346268, 17932835, 35865670, 71731340]

約数ペア:

[(1, 71731340), (2, 35865670), (4, 17932835), (5, 14346268), (10, 7173134), (20, 3586567), (977, 73420), (1954, 36710), (3671, 19540), (3908, 18355), (4885, 14684), (7342, 9770)]