2019690910760

素因数分解:

$2^3\times 5^1\times {\mathrm{50492272769}}^1$

素因数の和:50492272780

約数の個数: 16

約数和(自身を含む): 4544304549300

約数和(自身を除く): 2524613638540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50492272769, 100984545538, 201969091076, 252461363845, 403938182152, 504922727690, 1009845455380, 2019690910760]

約数ペア:

[(1, 2019690910760), (2, 1009845455380), (4, 504922727690), (5, 403938182152), (8, 252461363845), (10, 201969091076), (20, 100984545538), (40, 50492272769)]