171008420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{18077}}^1$

素因数の和:18140

約数の個数: 48

約数和(自身を含む): 400897728

約数和(自身を除く): 229889308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 18077, 36154, 72308, 90385, 180770, 198847, 361540, 397694, 777311, 795388, 994235, 1554622, 1988470, 3109244, 3886555, 3976940, 7773110, 8550421, 15546220, 17100842, 34201684, 42752105, 85504210, 171008420]

約数ペア:

[(1, 171008420), (2, 85504210), (4, 42752105), (5, 34201684), (10, 17100842), (11, 15546220), (20, 8550421), (22, 7773110), (43, 3976940), (44, 3886555), (55, 3109244), (86, 1988470), (110, 1554622), (172, 994235), (215, 795388), (220, 777311), (430, 397694), (473, 361540), (860, 198847), (946, 180770), (1892, 90385), (2365, 72308), (4730, 36154), (9460, 18077)]