4080332680

素因数分解:

$2^3\times 5^1\times {\mathrm{5171}}^1\times {\mathrm{19727}}^1$

素因数の和:24909

約数の個数: 32

約数和(自身を含む): 9182989440

約数和(自身を除く): 5102656760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5171, 10342, 19727, 20684, 25855, 39454, 41368, 51710, 78908, 98635, 103420, 157816, 197270, 206840, 394540, 789080, 102008317, 204016634, 408033268, 510041585, 816066536, 1020083170, 2040166340, 4080332680]

約数ペア:

[(1, 4080332680), (2, 2040166340), (4, 1020083170), (5, 816066536), (8, 510041585), (10, 408033268), (20, 204016634), (40, 102008317), (5171, 789080), (10342, 394540), (19727, 206840), (20684, 197270), (25855, 157816), (39454, 103420), (41368, 98635), (51710, 78908)]