2017222540

素因数分解:

$2^2\times 5^1\times {\mathrm{13121}}^1\times {\mathrm{7687}}^1$

素因数の和:20817

約数の個数: 24

約数和(自身を含む): 4237041312

約数和(自身を除く): 2219818772

約数列:

[1, 2, 4, 5, 10, 20, 7687, 13121, 15374, 26242, 30748, 38435, 52484, 65605, 76870, 131210, 153740, 262420, 100861127, 201722254, 403444508, 504305635, 1008611270, 2017222540]

約数ペア:

[(1, 2017222540), (2, 1008611270), (4, 504305635), (5, 403444508), (10, 201722254), (20, 100861127), (7687, 262420), (13121, 153740), (15374, 131210), (26242, 76870), (30748, 65605), (38435, 52484)]