20162660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2441}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 49230720

約数和(自身を除く): 29068060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 2441, 4130, 4882, 8260, 9764, 12205, 17087, 24410, 34174, 48820, 68348, 85435, 144019, 170870, 288038, 341740, 576076, 720095, 1008133, 1440190, 2016266, 2880380, 4032532, 5040665, 10081330, 20162660]

約数ペア:

[(1, 20162660), (2, 10081330), (4, 5040665), (5, 4032532), (7, 2880380), (10, 2016266), (14, 1440190), (20, 1008133), (28, 720095), (35, 576076), (59, 341740), (70, 288038), (118, 170870), (140, 144019), (236, 85435), (295, 68348), (413, 48820), (590, 34174), (826, 24410), (1180, 17087), (1652, 12205), (2065, 9764), (2441, 8260), (4130, 4882)]