268392020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{1097}}^1$

素因数の和:2060

約数の個数: 48

約数和(自身を含む): 608177808

約数和(自身を除く): 339785788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 941, 1097, 1882, 2194, 3764, 4388, 4705, 5485, 9410, 10970, 12233, 14261, 18820, 21940, 24466, 28522, 48932, 57044, 61165, 71305, 122330, 142610, 244660, 285220, 1032277, 2064554, 4129108, 5161385, 10322770, 13419601, 20645540, 26839202, 53678404, 67098005, 134196010, 268392020]

約数ペア:

[(1, 268392020), (2, 134196010), (4, 67098005), (5, 53678404), (10, 26839202), (13, 20645540), (20, 13419601), (26, 10322770), (52, 5161385), (65, 4129108), (130, 2064554), (260, 1032277), (941, 285220), (1097, 244660), (1882, 142610), (2194, 122330), (3764, 71305), (4388, 61165), (4705, 57044), (5485, 48932), (9410, 28522), (10970, 24466), (12233, 21940), (14261, 18820)]