39648260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42179}}^1$

素因数の和:42235

約数の個数: 24

約数和(自身を含む): 85034880

約数和(自身を除く): 45386620

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 42179, 84358, 168716, 210895, 421790, 843580, 1982413, 3964826, 7929652, 9912065, 19824130, 39648260]

約数ペア:

[(1, 39648260), (2, 19824130), (4, 9912065), (5, 7929652), (10, 3964826), (20, 1982413), (47, 843580), (94, 421790), (188, 210895), (235, 168716), (470, 84358), (940, 42179)]