12996816760

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{835271}}^1$

素因数の和:835671

約数の個数: 32

約数和(自身を含む): 29318047200

約数和(自身を除く): 16321230440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 7780, 15560, 835271, 1670542, 3341084, 4176355, 6682168, 8352710, 16705420, 33410840, 324920419, 649840838, 1299681676, 1624602095, 2599363352, 3249204190, 6498408380, 12996816760]

約数ペア:

[(1, 12996816760), (2, 6498408380), (4, 3249204190), (5, 2599363352), (8, 1624602095), (10, 1299681676), (20, 649840838), (40, 324920419), (389, 33410840), (778, 16705420), (1556, 8352710), (1945, 6682168), (3112, 4176355), (3890, 3341084), (7780, 1670542), (15560, 835271)]