2521000580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{99487}}^1$

素因数の和:99684

約数の個数: 48

約数和(自身を含む): 6083890176

約数和(自身を除く): 3562889596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3620, 5068, 6335, 12670, 25340, 99487, 198974, 397948, 497435, 696409, 994870, 1392818, 1989740, 2785636, 3482045, 6964090, 13928180, 18007147, 36014294, 72028588, 90035735, 126050029, 180071470, 252100058, 360142940, 504200116, 630250145, 1260500290, 2521000580]

約数ペア:

[(1, 2521000580), (2, 1260500290), (4, 630250145), (5, 504200116), (7, 360142940), (10, 252100058), (14, 180071470), (20, 126050029), (28, 90035735), (35, 72028588), (70, 36014294), (140, 18007147), (181, 13928180), (362, 6964090), (724, 3482045), (905, 2785636), (1267, 1989740), (1810, 1392818), (2534, 994870), (3620, 696409), (5068, 497435), (6335, 397948), (12670, 198974), (25340, 99487)]