26272220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2731}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 61043808

約数和(自身を除く): 34771588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2731, 4810, 5462, 9620, 10924, 13655, 27310, 35503, 54620, 71006, 101047, 142012, 177515, 202094, 355030, 404188, 505235, 710060, 1010470, 1313611, 2020940, 2627222, 5254444, 6568055, 13136110, 26272220]

約数ペア:

[(1, 26272220), (2, 13136110), (4, 6568055), (5, 5254444), (10, 2627222), (13, 2020940), (20, 1313611), (26, 1010470), (37, 710060), (52, 505235), (65, 404188), (74, 355030), (130, 202094), (148, 177515), (185, 142012), (260, 101047), (370, 71006), (481, 54620), (740, 35503), (962, 27310), (1924, 13655), (2405, 10924), (2731, 9620), (4810, 5462)]