20560740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342679}}^1$

素因数の和:342691

約数の個数: 24

約数和(自身を含む): 57570240

約数和(自身を除く): 37009500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342679, 685358, 1028037, 1370716, 1713395, 2056074, 3426790, 4112148, 5140185, 6853580, 10280370, 20560740]

約数ペア:

[(1, 20560740), (2, 10280370), (3, 6853580), (4, 5140185), (5, 4112148), (6, 3426790), (10, 2056074), (12, 1713395), (15, 1370716), (20, 1028037), (30, 685358), (60, 342679)]