2470020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5881}}^1$

素因数の和:5900

約数の個数: 48

約数和(自身を含む): 7905408

約数和(自身を除く): 5435388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5881, 11762, 17643, 23524, 29405, 35286, 41167, 58810, 70572, 82334, 88215, 117620, 123501, 164668, 176430, 205835, 247002, 352860, 411670, 494004, 617505, 823340, 1235010, 2470020]

約数ペア:

[(1, 2470020), (2, 1235010), (3, 823340), (4, 617505), (5, 494004), (6, 411670), (7, 352860), (10, 247002), (12, 205835), (14, 176430), (15, 164668), (20, 123501), (21, 117620), (28, 88215), (30, 82334), (35, 70572), (42, 58810), (60, 41167), (70, 35286), (84, 29405), (105, 23524), (140, 17643), (210, 11762), (420, 5881)]