204038352020

素因数分解:

$2^2\times 5^1\times {\mathrm{10201917601}}^1$

素因数の和:10201917610

約数の個数: 12

約数和(自身を含む): 428480539284

約数和(自身を除く): 224442187264

約数列:

[1, 2, 4, 5, 10, 20, 10201917601, 20403835202, 40807670404, 51009588005, 102019176010, 204038352020]

約数ペア:

[(1, 204038352020), (2, 102019176010), (4, 51009588005), (5, 40807670404), (10, 20403835202), (20, 10201917601)]