20167595420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{20579179}}^1$

素因数の和:20579202

約数の個数: 36

約数和(自身を含む): 49266556920

約数和(自身を除く): 29098961500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 20579179, 41158358, 82316716, 102895895, 144054253, 205791790, 288108506, 411583580, 576217012, 720271265, 1008379771, 1440542530, 2016759542, 2881085060, 4033519084, 5041898855, 10083797710, 20167595420]

約数ペア:

[(1, 20167595420), (2, 10083797710), (4, 5041898855), (5, 4033519084), (7, 2881085060), (10, 2016759542), (14, 1440542530), (20, 1008379771), (28, 720271265), (35, 576217012), (49, 411583580), (70, 288108506), (98, 205791790), (140, 144054253), (196, 102895895), (245, 82316716), (490, 41158358), (980, 20579179)]