28931440580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{477259}}^1$

素因数の和:477708

約数の個数: 48

約数和(自身を含む): 69595962240

約数和(自身を除く): 40664521660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1732, 2165, 3031, 4330, 6062, 8660, 12124, 15155, 30310, 60620, 477259, 954518, 1909036, 2386295, 3340813, 4772590, 6681626, 9545180, 13363252, 16704065, 33408130, 66816260, 206653147, 413306294, 826612588, 1033265735, 1446572029, 2066531470, 2893144058, 4133062940, 5786288116, 7232860145, 14465720290, 28931440580]

約数ペア:

[(1, 28931440580), (2, 14465720290), (4, 7232860145), (5, 5786288116), (7, 4133062940), (10, 2893144058), (14, 2066531470), (20, 1446572029), (28, 1033265735), (35, 826612588), (70, 413306294), (140, 206653147), (433, 66816260), (866, 33408130), (1732, 16704065), (2165, 13363252), (3031, 9545180), (4330, 6681626), (6062, 4772590), (8660, 3340813), (12124, 2386295), (15155, 1909036), (30310, 954518), (60620, 477259)]