28238070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2861}}^1$

素因数の和:2925

約数の個数: 64

約数和(自身を含む): 79128576

約数和(自身を除く): 50890506

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 2861, 3290, 4935, 5722, 8583, 9870, 14305, 17166, 20027, 28610, 40054, 42915, 60081, 85830, 100135, 120162, 134467, 200270, 268934, 300405, 403401, 600810, 672335, 806802, 941269, 1344670, 1882538, 2017005, 2823807, 4034010, 4706345, 5647614, 9412690, 14119035, 28238070]

約数ペア:

[(1, 28238070), (2, 14119035), (3, 9412690), (5, 5647614), (6, 4706345), (7, 4034010), (10, 2823807), (14, 2017005), (15, 1882538), (21, 1344670), (30, 941269), (35, 806802), (42, 672335), (47, 600810), (70, 403401), (94, 300405), (105, 268934), (141, 200270), (210, 134467), (235, 120162), (282, 100135), (329, 85830), (470, 60081), (658, 42915), (705, 40054), (987, 28610), (1410, 20027), (1645, 17166), (1974, 14305), (2861, 9870), (3290, 8583), (4935, 5722)]