535156420

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{13729}}^1$

素因数の和:15687

約数の個数: 24

約数和(自身を含む): 1124487000

約数和(自身を除く): 589330580

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 7796, 9745, 13729, 19490, 27458, 38980, 54916, 68645, 137290, 274580, 26757821, 53515642, 107031284, 133789105, 267578210, 535156420]

約数ペア:

[(1, 535156420), (2, 267578210), (4, 133789105), (5, 107031284), (10, 53515642), (20, 26757821), (1949, 274580), (3898, 137290), (7796, 68645), (9745, 54916), (13729, 38980), (19490, 27458)]