1320248860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{5861}}^1$

素因数の和:7486

約数の個数: 48

約数和(自身を含む): 3171107520

約数和(自身を除く): 1850858660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1609, 3218, 5861, 6436, 8045, 11263, 11722, 16090, 22526, 23444, 29305, 32180, 41027, 45052, 56315, 58610, 82054, 112630, 117220, 164108, 205135, 225260, 410270, 820540, 9430349, 18860698, 37721396, 47151745, 66012443, 94303490, 132024886, 188606980, 264049772, 330062215, 660124430, 1320248860]

約数ペア:

[(1, 1320248860), (2, 660124430), (4, 330062215), (5, 264049772), (7, 188606980), (10, 132024886), (14, 94303490), (20, 66012443), (28, 47151745), (35, 37721396), (70, 18860698), (140, 9430349), (1609, 820540), (3218, 410270), (5861, 225260), (6436, 205135), (8045, 164108), (11263, 117220), (11722, 112630), (16090, 82054), (22526, 58610), (23444, 56315), (29305, 45052), (32180, 41027)]