28698740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10789}}^1$

素因数の和:10824

約数の個数: 48

約数和(自身を含む): 72508800

約数和(自身を除く): 43810060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 10789, 21578, 43156, 53945, 75523, 107890, 151046, 204991, 215780, 302092, 377615, 409982, 755230, 819964, 1024955, 1434937, 1510460, 2049910, 2869874, 4099820, 5739748, 7174685, 14349370, 28698740]

約数ペア:

[(1, 28698740), (2, 14349370), (4, 7174685), (5, 5739748), (7, 4099820), (10, 2869874), (14, 2049910), (19, 1510460), (20, 1434937), (28, 1024955), (35, 819964), (38, 755230), (70, 409982), (76, 377615), (95, 302092), (133, 215780), (140, 204991), (190, 151046), (266, 107890), (380, 75523), (532, 53945), (665, 43156), (1330, 21578), (2660, 10789)]