28832020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5023}}^1$

素因数の和:5080

約数の個数: 48

約数和(自身を含む): 70898688

約数和(自身を除く): 42066668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5023, 5740, 10046, 20092, 25115, 35161, 50230, 70322, 100460, 140644, 175805, 205943, 351610, 411886, 703220, 823772, 1029715, 1441601, 2059430, 2883202, 4118860, 5766404, 7208005, 14416010, 28832020]

約数ペア:

[(1, 28832020), (2, 14416010), (4, 7208005), (5, 5766404), (7, 4118860), (10, 2883202), (14, 2059430), (20, 1441601), (28, 1029715), (35, 823772), (41, 703220), (70, 411886), (82, 351610), (140, 205943), (164, 175805), (205, 140644), (287, 100460), (410, 70322), (574, 50230), (820, 35161), (1148, 25115), (1435, 20092), (2870, 10046), (5023, 5740)]