1337668880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{355763}}^1$

素因数の和:355823

約数の個数: 40

約数和(自身を含む): 3176260992

約数和(自身を除く): 1838592112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 355763, 711526, 1423052, 1778815, 2846104, 3557630, 5692208, 7115260, 14230520, 16720861, 28461040, 33441722, 66883444, 83604305, 133766888, 167208610, 267533776, 334417220, 668834440, 1337668880]

約数ペア:

[(1, 1337668880), (2, 668834440), (4, 334417220), (5, 267533776), (8, 167208610), (10, 133766888), (16, 83604305), (20, 66883444), (40, 33441722), (47, 28461040), (80, 16720861), (94, 14230520), (188, 7115260), (235, 5692208), (376, 3557630), (470, 2846104), (752, 1778815), (940, 1423052), (1880, 711526), (3760, 355763)]