55743760

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1663}}^1$

素因数の和:2095

約数の個数: 40

約数和(自身を含む): 129991680

約数和(自身を除く): 74247920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1663, 1676, 2095, 3326, 3352, 4190, 6652, 6704, 8315, 8380, 13304, 16630, 16760, 26608, 33260, 33520, 66520, 133040, 696797, 1393594, 2787188, 3483985, 5574376, 6967970, 11148752, 13935940, 27871880, 55743760]

約数ペア:

[(1, 55743760), (2, 27871880), (4, 13935940), (5, 11148752), (8, 6967970), (10, 5574376), (16, 3483985), (20, 2787188), (40, 1393594), (80, 696797), (419, 133040), (838, 66520), (1663, 33520), (1676, 33260), (2095, 26608), (3326, 16760), (3352, 16630), (4190, 13304), (6652, 8380), (6704, 8315)]