690080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 1723680

約数和(自身を除く): 1033600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 227, 304, 380, 454, 608, 760, 908, 1135, 1520, 1816, 2270, 3040, 3632, 4313, 4540, 7264, 8626, 9080, 17252, 18160, 21565, 34504, 36320, 43130, 69008, 86260, 138016, 172520, 345040, 690080]

約数ペア:

[(1, 690080), (2, 345040), (4, 172520), (5, 138016), (8, 86260), (10, 69008), (16, 43130), (19, 36320), (20, 34504), (32, 21565), (38, 18160), (40, 17252), (76, 9080), (80, 8626), (95, 7264), (152, 4540), (160, 4313), (190, 3632), (227, 3040), (304, 2270), (380, 1816), (454, 1520), (608, 1135), (760, 908)]