18034520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 47995200

約数和(自身を除く): 29960680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 2221, 4060, 4442, 8120, 8884, 11105, 15547, 17768, 22210, 31094, 44420, 62188, 64409, 77735, 88840, 124376, 128818, 155470, 257636, 310940, 322045, 450863, 515272, 621880, 644090, 901726, 1288180, 1803452, 2254315, 2576360, 3606904, 4508630, 9017260, 18034520]

約数ペア:

[(1, 18034520), (2, 9017260), (4, 4508630), (5, 3606904), (7, 2576360), (8, 2254315), (10, 1803452), (14, 1288180), (20, 901726), (28, 644090), (29, 621880), (35, 515272), (40, 450863), (56, 322045), (58, 310940), (70, 257636), (116, 155470), (140, 128818), (145, 124376), (203, 88840), (232, 77735), (280, 64409), (290, 62188), (406, 44420), (580, 31094), (812, 22210), (1015, 17768), (1160, 15547), (1624, 11105), (2030, 8884), (2221, 8120), (4060, 4442)]