1320235904260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{725404343}}^1$

素因数の和:725404372

約数の個数: 48

約数和(自身を含む): 3412302034176

約数和(自身を除く): 2092066129916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 725404343, 1450808686, 2901617372, 3627021715, 5077830401, 7254043430, 9430256459, 10155660802, 14508086860, 18860512918, 20311321604, 25389152005, 37721025836, 47151282295, 50778304010, 66011795213, 94302564590, 101556608020, 132023590426, 188605129180, 264047180852, 330058976065, 660117952130, 1320235904260]

約数ペア:

[(1, 1320235904260), (2, 660117952130), (4, 330058976065), (5, 264047180852), (7, 188605129180), (10, 132023590426), (13, 101556608020), (14, 94302564590), (20, 66011795213), (26, 50778304010), (28, 47151282295), (35, 37721025836), (52, 25389152005), (65, 20311321604), (70, 18860512918), (91, 14508086860), (130, 10155660802), (140, 9430256459), (182, 7254043430), (260, 5077830401), (364, 3627021715), (455, 2901617372), (910, 1450808686), (1820, 725404343)]