8890970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 17620416

約数和(自身を除く): 8729446

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 617, 655, 1234, 1310, 1441, 2882, 3085, 6170, 6787, 7205, 13574, 14410, 33935, 67870, 80827, 161654, 404135, 808270, 889097, 1778194, 4445485, 8890970]

約数ペア:

[(1, 8890970), (2, 4445485), (5, 1778194), (10, 889097), (11, 808270), (22, 404135), (55, 161654), (110, 80827), (131, 67870), (262, 33935), (617, 14410), (655, 13574), (1234, 7205), (1310, 6787), (1441, 6170), (2882, 3085)]