26407420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2161}}^1$

素因数の和:2230

約数の個数: 48

約数和(自身を含む): 61020288

約数和(自身を除く): 34612868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2161, 2444, 3055, 4322, 6110, 8644, 10805, 12220, 21610, 28093, 43220, 56186, 101567, 112372, 140465, 203134, 280930, 406268, 507835, 561860, 1015670, 1320371, 2031340, 2640742, 5281484, 6601855, 13203710, 26407420]

約数ペア:

[(1, 26407420), (2, 13203710), (4, 6601855), (5, 5281484), (10, 2640742), (13, 2031340), (20, 1320371), (26, 1015670), (47, 561860), (52, 507835), (65, 406268), (94, 280930), (130, 203134), (188, 140465), (235, 112372), (260, 101567), (470, 56186), (611, 43220), (940, 28093), (1222, 21610), (2161, 12220), (2444, 10805), (3055, 8644), (4322, 6110)]