13553360

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{887}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 31712256

約数和(自身を除く): 18158896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 887, 955, 1528, 1774, 1910, 3056, 3548, 3820, 4435, 7096, 7640, 8870, 14192, 15280, 17740, 35480, 70960, 169417, 338834, 677668, 847085, 1355336, 1694170, 2710672, 3388340, 6776680, 13553360]

約数ペア:

[(1, 13553360), (2, 6776680), (4, 3388340), (5, 2710672), (8, 1694170), (10, 1355336), (16, 847085), (20, 677668), (40, 338834), (80, 169417), (191, 70960), (382, 35480), (764, 17740), (887, 15280), (955, 14192), (1528, 8870), (1774, 7640), (1910, 7096), (3056, 4435), (3548, 3820)]