11226440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 26516160

約数和(自身を除く): 15289720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 107, 122, 172, 214, 215, 244, 305, 344, 428, 430, 488, 535, 610, 856, 860, 1070, 1220, 1720, 2140, 2440, 2623, 4280, 4601, 5246, 6527, 9202, 10492, 13054, 13115, 18404, 20984, 23005, 26108, 26230, 32635, 36808, 46010, 52216, 52460, 65270, 92020, 104920, 130540, 184040, 261080, 280661, 561322, 1122644, 1403305, 2245288, 2806610, 5613220, 11226440]

約数ペア:

[(1, 11226440), (2, 5613220), (4, 2806610), (5, 2245288), (8, 1403305), (10, 1122644), (20, 561322), (40, 280661), (43, 261080), (61, 184040), (86, 130540), (107, 104920), (122, 92020), (172, 65270), (214, 52460), (215, 52216), (244, 46010), (305, 36808), (344, 32635), (428, 26230), (430, 26108), (488, 23005), (535, 20984), (610, 18404), (856, 13115), (860, 13054), (1070, 10492), (1220, 9202), (1720, 6527), (2140, 5246), (2440, 4601), (2623, 4280)]