858305980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{2837}}^1$

素因数の和:5014

約数の個数: 48

約数和(自身を含む): 2061614016

約数和(自身を除く): 1203308036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2161, 2837, 4322, 5674, 8644, 10805, 11348, 14185, 15127, 19859, 21610, 28370, 30254, 39718, 43220, 56740, 60508, 75635, 79436, 99295, 151270, 198590, 302540, 397180, 6130757, 12261514, 24523028, 30653785, 42915299, 61307570, 85830598, 122615140, 171661196, 214576495, 429152990, 858305980]

約数ペア:

[(1, 858305980), (2, 429152990), (4, 214576495), (5, 171661196), (7, 122615140), (10, 85830598), (14, 61307570), (20, 42915299), (28, 30653785), (35, 24523028), (70, 12261514), (140, 6130757), (2161, 397180), (2837, 302540), (4322, 198590), (5674, 151270), (8644, 99295), (10805, 79436), (11348, 75635), (14185, 60508), (15127, 56740), (19859, 43220), (21610, 39718), (28370, 30254)]