38668360

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1399}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 87192000

約数和(自身を除く): 48523640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 1399, 2764, 2798, 3455, 5528, 5596, 6910, 6995, 11192, 13820, 13990, 27640, 27980, 55960, 966709, 1933418, 3866836, 4833545, 7733672, 9667090, 19334180, 38668360]

約数ペア:

[(1, 38668360), (2, 19334180), (4, 9667090), (5, 7733672), (8, 4833545), (10, 3866836), (20, 1933418), (40, 966709), (691, 55960), (1382, 27980), (1399, 27640), (2764, 13990), (2798, 13820), (3455, 11192), (5528, 6995), (5596, 6910)]