5398760

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{971}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 12247200

約数和(自身を除く): 6848440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 971, 1112, 1390, 1942, 2780, 3884, 4855, 5560, 7768, 9710, 19420, 38840, 134969, 269938, 539876, 674845, 1079752, 1349690, 2699380, 5398760]

約数ペア:

[(1, 5398760), (2, 2699380), (4, 1349690), (5, 1079752), (8, 674845), (10, 539876), (20, 269938), (40, 134969), (139, 38840), (278, 19420), (556, 9710), (695, 7768), (971, 5560), (1112, 4855), (1390, 3884), (1942, 2780)]