220173920

素因数分解:

$2^5\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{1259}}^1$

素因数の和:2367

約数の個数: 48

約数和(自身を含む): 521050320

約数和(自身を除く): 300876400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1093, 1259, 2186, 2518, 4372, 5036, 5465, 6295, 8744, 10072, 10930, 12590, 17488, 20144, 21860, 25180, 34976, 40288, 43720, 50360, 87440, 100720, 174880, 201440, 1376087, 2752174, 5504348, 6880435, 11008696, 13760870, 22017392, 27521740, 44034784, 55043480, 110086960, 220173920]

約数ペア:

[(1, 220173920), (2, 110086960), (4, 55043480), (5, 44034784), (8, 27521740), (10, 22017392), (16, 13760870), (20, 11008696), (32, 6880435), (40, 5504348), (80, 2752174), (160, 1376087), (1093, 201440), (1259, 174880), (2186, 100720), (2518, 87440), (4372, 50360), (5036, 43720), (5465, 40288), (6295, 34976), (8744, 25180), (10072, 21860), (10930, 20144), (12590, 17488)]