72234020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{212453}}^1$

素因数の和:212479

約数の個数: 24

約数和(自身を含む): 160615224

約数和(自身を除く): 88381204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 212453, 424906, 849812, 1062265, 2124530, 3611701, 4249060, 7223402, 14446804, 18058505, 36117010, 72234020]

約数ペア:

[(1, 72234020), (2, 36117010), (4, 18058505), (5, 14446804), (10, 7223402), (17, 4249060), (20, 3611701), (34, 2124530), (68, 1062265), (85, 849812), (170, 424906), (340, 212453)]