28942480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{51683}}^1$

素因数の和:51703

約数の個数: 40

約数和(自身を含む): 76905792

約数和(自身を除く): 47963312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51683, 103366, 206732, 258415, 361781, 413464, 516830, 723562, 826928, 1033660, 1447124, 1808905, 2067320, 2894248, 3617810, 4134640, 5788496, 7235620, 14471240, 28942480]

約数ペア:

[(1, 28942480), (2, 14471240), (4, 7235620), (5, 5788496), (7, 4134640), (8, 3617810), (10, 2894248), (14, 2067320), (16, 1808905), (20, 1447124), (28, 1033660), (35, 826928), (40, 723562), (56, 516830), (70, 413464), (80, 361781), (112, 258415), (140, 206732), (280, 103366), (560, 51683)]