205412060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1467229}}^1$

素因数の和:1467245

約数の個数: 24

約数和(自身を含む): 492989280

約数和(自身を除く): 287577220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1467229, 2934458, 5868916, 7336145, 10270603, 14672290, 20541206, 29344580, 41082412, 51353015, 102706030, 205412060]

約数ペア:

[(1, 205412060), (2, 102706030), (4, 51353015), (5, 41082412), (7, 29344580), (10, 20541206), (14, 14672290), (20, 10270603), (28, 7336145), (35, 5868916), (70, 2934458), (140, 1467229)]