389601440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{24109}}^1$

素因数の和:24225

約数の個数: 48

約数和(自身を含む): 929585160

約数和(自身を除く): 539983720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 24109, 48218, 96436, 120545, 192872, 241090, 385744, 482180, 771488, 964360, 1928720, 2435009, 3857440, 4870018, 9740036, 12175045, 19480072, 24350090, 38960144, 48700180, 77920288, 97400360, 194800720, 389601440]

約数ペア:

[(1, 389601440), (2, 194800720), (4, 97400360), (5, 77920288), (8, 48700180), (10, 38960144), (16, 24350090), (20, 19480072), (32, 12175045), (40, 9740036), (80, 4870018), (101, 3857440), (160, 2435009), (202, 1928720), (404, 964360), (505, 771488), (808, 482180), (1010, 385744), (1616, 241090), (2020, 192872), (3232, 120545), (4040, 96436), (8080, 48218), (16160, 24109)]