28304080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50543}}^1$

素因数の和:50563

約数の個数: 40

約数和(自身を含む): 75209472

約数和(自身を除く): 46905392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50543, 101086, 202172, 252715, 353801, 404344, 505430, 707602, 808688, 1010860, 1415204, 1769005, 2021720, 2830408, 3538010, 4043440, 5660816, 7076020, 14152040, 28304080]

約数ペア:

[(1, 28304080), (2, 14152040), (4, 7076020), (5, 5660816), (7, 4043440), (8, 3538010), (10, 2830408), (14, 2021720), (16, 1769005), (20, 1415204), (28, 1010860), (35, 808688), (40, 707602), (56, 505430), (70, 404344), (80, 353801), (112, 252715), (140, 202172), (280, 101086), (560, 50543)]