7221520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4751}}^1$

素因数の和:4783

約数の個数: 40

約数和(自身を含む): 17677440

約数和(自身を除く): 10455920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 4751, 9502, 19004, 23755, 38008, 47510, 76016, 90269, 95020, 180538, 190040, 361076, 380080, 451345, 722152, 902690, 1444304, 1805380, 3610760, 7221520]

約数ペア:

[(1, 7221520), (2, 3610760), (4, 1805380), (5, 1444304), (8, 902690), (10, 722152), (16, 451345), (19, 380080), (20, 361076), (38, 190040), (40, 180538), (76, 95020), (80, 90269), (95, 76016), (152, 47510), (190, 38008), (304, 23755), (380, 19004), (760, 9502), (1520, 4751)]