731170020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1740881}}^1$

素因数の和:1740900

約数の個数: 48

約数和(自身を含む): 2339745408

約数和(自身を除く): 1608575388

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, 1740881, 3481762, 5222643, 6963524, 8704405, 10445286, 12186167, 17408810, 20890572, 24372334, 26113215, 34817620, 36558501, 48744668, 52226430, 60930835, 73117002, 104452860, 121861670, 146234004, 182792505, 243723340, 365585010, 731170020]

約数ペア:

[(1, 731170020), (2, 365585010), (3, 243723340), (4, 182792505), (5, 146234004), (6, 121861670), (7, 104452860), (10, 73117002), (12, 60930835), (14, 52226430), (15, 48744668), (20, 36558501), (21, 34817620), (28, 26113215), (30, 24372334), (35, 20890572), (42, 17408810), (60, 12186167), (70, 10445286), (84, 8704405), (105, 6963524), (140, 5222643), (210, 3481762), (420, 1740881)]