17122020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 48310080

約数和(自身を除く): 31188060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2053, 2085, 2780, 4106, 4170, 6159, 8212, 8340, 10265, 12318, 20530, 24636, 30795, 41060, 61590, 123180, 285367, 570734, 856101, 1141468, 1426835, 1712202, 2853670, 3424404, 4280505, 5707340, 8561010, 17122020]

約数ペア:

[(1, 17122020), (2, 8561010), (3, 5707340), (4, 4280505), (5, 3424404), (6, 2853670), (10, 1712202), (12, 1426835), (15, 1141468), (20, 856101), (30, 570734), (60, 285367), (139, 123180), (278, 61590), (417, 41060), (556, 30795), (695, 24636), (834, 20530), (1390, 12318), (1668, 10265), (2053, 8340), (2085, 8212), (2780, 6159), (4106, 4170)]