201920931820

素因数分解:

$2^2\times 5^1\times {\mathrm{35401}}^1\times {\mathrm{285191}}^1$

素因数の和:320601

約数の個数: 24

約数和(自身を含む): 424047421728

約数和(自身を除く): 222126489908

約数列:

[1, 2, 4, 5, 10, 20, 35401, 70802, 141604, 177005, 285191, 354010, 570382, 708020, 1140764, 1425955, 2851910, 5703820, 10096046591, 20192093182, 40384186364, 50480232955, 100960465910, 201920931820]

約数ペア:

[(1, 201920931820), (2, 100960465910), (4, 50480232955), (5, 40384186364), (10, 20192093182), (20, 10096046591), (35401, 5703820), (70802, 2851910), (141604, 1425955), (177005, 1140764), (285191, 708020), (354010, 570382)]