22308880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 57371328

約数和(自身を除く): 35062448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 251, 404, 440, 502, 505, 808, 880, 1004, 1010, 1111, 1255, 1616, 2008, 2020, 2222, 2510, 2761, 4016, 4040, 4444, 5020, 5522, 5555, 8080, 8888, 10040, 11044, 11110, 13805, 17776, 20080, 22088, 22220, 25351, 27610, 44176, 44440, 50702, 55220, 88880, 101404, 110440, 126755, 202808, 220880, 253510, 278861, 405616, 507020, 557722, 1014040, 1115444, 1394305, 2028080, 2230888, 2788610, 4461776, 5577220, 11154440, 22308880]

約数ペア:

[(1, 22308880), (2, 11154440), (4, 5577220), (5, 4461776), (8, 2788610), (10, 2230888), (11, 2028080), (16, 1394305), (20, 1115444), (22, 1014040), (40, 557722), (44, 507020), (55, 405616), (80, 278861), (88, 253510), (101, 220880), (110, 202808), (176, 126755), (202, 110440), (220, 101404), (251, 88880), (404, 55220), (440, 50702), (502, 44440), (505, 44176), (808, 27610), (880, 25351), (1004, 22220), (1010, 22088), (1111, 20080), (1255, 17776), (1616, 13805), (2008, 11110), (2020, 11044), (2222, 10040), (2510, 8888), (2761, 8080), (4016, 5555), (4040, 5522), (4444, 5020)]