221732020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{652153}}^1$

素因数の和:652179

約数の個数: 24

約数和(自身を含む): 493028424

約数和(自身を除く): 271296404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 652153, 1304306, 2608612, 3260765, 6521530, 11086601, 13043060, 22173202, 44346404, 55433005, 110866010, 221732020]

約数ペア:

[(1, 221732020), (2, 110866010), (4, 55433005), (5, 44346404), (10, 22173202), (17, 13043060), (20, 11086601), (34, 6521530), (68, 3260765), (85, 2608612), (170, 1304306), (340, 652153)]