142757360

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4363}}^1$

素因数の和:4785

約数の個数: 40

約数和(自身を含む): 332798640

約数和(自身を除く): 190041280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 4363, 6544, 8180, 8726, 16360, 17452, 21815, 32720, 34904, 43630, 69808, 87260, 174520, 349040, 1784467, 3568934, 7137868, 8922335, 14275736, 17844670, 28551472, 35689340, 71378680, 142757360]

約数ペア:

[(1, 142757360), (2, 71378680), (4, 35689340), (5, 28551472), (8, 17844670), (10, 14275736), (16, 8922335), (20, 7137868), (40, 3568934), (80, 1784467), (409, 349040), (818, 174520), (1636, 87260), (2045, 69808), (3272, 43630), (4090, 34904), (4363, 32720), (6544, 21815), (8180, 17452), (8726, 16360)]