247116640

素因数分解:

$2^5\times 5^1\times {\mathrm{1544479}}^1$

素因数の和:1544494

約数の個数: 24

約数和(自身を含む): 583813440

約数和(自身を除く): 336696800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1544479, 3088958, 6177916, 7722395, 12355832, 15444790, 24711664, 30889580, 49423328, 61779160, 123558320, 247116640]

約数ペア:

[(1, 247116640), (2, 123558320), (4, 61779160), (5, 49423328), (8, 30889580), (10, 24711664), (16, 15444790), (20, 12355832), (32, 7722395), (40, 6177916), (80, 3088958), (160, 1544479)]