20668300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{7127}}^1$

素因数の和:7170

約数の個数: 36

約数和(自身を含む): 46403280

約数和(自身を除く): 25734980

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 7127, 14254, 28508, 35635, 71270, 142540, 178175, 206683, 356350, 413366, 712700, 826732, 1033415, 2066830, 4133660, 5167075, 10334150, 20668300]

約数ペア:

[(1, 20668300), (2, 10334150), (4, 5167075), (5, 4133660), (10, 2066830), (20, 1033415), (25, 826732), (29, 712700), (50, 413366), (58, 356350), (100, 206683), (116, 178175), (145, 142540), (290, 71270), (580, 35635), (725, 28508), (1450, 14254), (2900, 7127)]