28333180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74561}}^1$

素因数の和:74589

約数の個数: 24

約数和(自身を含む): 62632080

約数和(自身を除く): 34298900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 74561, 149122, 298244, 372805, 745610, 1416659, 1491220, 2833318, 5666636, 7083295, 14166590, 28333180]

約数ペア:

[(1, 28333180), (2, 14166590), (4, 7083295), (5, 5666636), (10, 2833318), (19, 1491220), (20, 1416659), (38, 745610), (76, 372805), (95, 298244), (190, 149122), (380, 74561)]