20175021380

素因数分解:

$2^2\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{579409}}^1$

素因数の和:581159

約数の個数: 24

約数和(自身を含む): 42391953240

約数和(自身を除く): 22216931860

約数列:

[1, 2, 4, 5, 10, 20, 1741, 3482, 6964, 8705, 17410, 34820, 579409, 1158818, 2317636, 2897045, 5794090, 11588180, 1008751069, 2017502138, 4035004276, 5043755345, 10087510690, 20175021380]

約数ペア:

[(1, 20175021380), (2, 10087510690), (4, 5043755345), (5, 4035004276), (10, 2017502138), (20, 1008751069), (1741, 11588180), (3482, 5794090), (6964, 2897045), (8705, 2317636), (17410, 1158818), (34820, 579409)]