20180243020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{122053}}^1$

素因数の和:123250

約数の個数: 48

約数和(自身を含む): 48473990208

約数和(自身を除く): 28293747188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1181, 2362, 4724, 5905, 8267, 11810, 16534, 23620, 33068, 41335, 82670, 122053, 165340, 244106, 488212, 610265, 854371, 1220530, 1708742, 2441060, 3417484, 4271855, 8543710, 17087420, 144144593, 288289186, 576578372, 720722965, 1009012151, 1441445930, 2018024302, 2882891860, 4036048604, 5045060755, 10090121510, 20180243020]

約数ペア:

[(1, 20180243020), (2, 10090121510), (4, 5045060755), (5, 4036048604), (7, 2882891860), (10, 2018024302), (14, 1441445930), (20, 1009012151), (28, 720722965), (35, 576578372), (70, 288289186), (140, 144144593), (1181, 17087420), (2362, 8543710), (4724, 4271855), (5905, 3417484), (8267, 2441060), (11810, 1708742), (16534, 1220530), (23620, 854371), (33068, 610265), (41335, 488212), (82670, 244106), (122053, 165340)]