285286960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{509441}}^1$

素因数の和:509461

約数の個数: 40

約数和(自身を含む): 758049696

約数和(自身を除く): 472762736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 509441, 1018882, 2037764, 2547205, 3566087, 4075528, 5094410, 7132174, 8151056, 10188820, 14264348, 17830435, 20377640, 28528696, 35660870, 40755280, 57057392, 71321740, 142643480, 285286960]

約数ペア:

[(1, 285286960), (2, 142643480), (4, 71321740), (5, 57057392), (7, 40755280), (8, 35660870), (10, 28528696), (14, 20377640), (16, 17830435), (20, 14264348), (28, 10188820), (35, 8151056), (40, 7132174), (56, 5094410), (70, 4075528), (80, 3566087), (112, 2547205), (140, 2037764), (280, 1018882), (560, 509441)]