22451240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 58181760

約数和(自身を除く): 35730520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 443, 724, 886, 905, 1267, 1448, 1772, 1810, 2215, 2534, 3101, 3544, 3620, 4430, 5068, 6202, 6335, 7240, 8860, 10136, 12404, 12670, 15505, 17720, 24808, 25340, 31010, 50680, 62020, 80183, 124040, 160366, 320732, 400915, 561281, 641464, 801830, 1122562, 1603660, 2245124, 2806405, 3207320, 4490248, 5612810, 11225620, 22451240]

約数ペア:

[(1, 22451240), (2, 11225620), (4, 5612810), (5, 4490248), (7, 3207320), (8, 2806405), (10, 2245124), (14, 1603660), (20, 1122562), (28, 801830), (35, 641464), (40, 561281), (56, 400915), (70, 320732), (140, 160366), (181, 124040), (280, 80183), (362, 62020), (443, 50680), (724, 31010), (886, 25340), (905, 24808), (1267, 17720), (1448, 15505), (1772, 12670), (1810, 12404), (2215, 10136), (2534, 8860), (3101, 7240), (3544, 6335), (3620, 6202), (4430, 5068)]