40705288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{391397}}^1$

素因数の和:391416

約数の個数: 16

約数和(自身を含む): 82193580

約数和(自身を除く): 41488292

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 391397, 782794, 1565588, 3131176, 5088161, 10176322, 20352644, 40705288]

約数ペア:

[(1, 40705288), (2, 20352644), (4, 10176322), (8, 5088161), (13, 3131176), (26, 1565588), (52, 782794), (104, 391397)]