66620860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107453}}^1$

素因数の和:107493

約数の個数: 24

約数和(自身を含む): 144418176

約数和(自身を除く): 77797316

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 107453, 214906, 429812, 537265, 1074530, 2149060, 3331043, 6662086, 13324172, 16655215, 33310430, 66620860]

約数ペア:

[(1, 66620860), (2, 33310430), (4, 16655215), (5, 13324172), (10, 6662086), (20, 3331043), (31, 2149060), (62, 1074530), (124, 537265), (155, 429812), (310, 214906), (620, 107453)]