4490576

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 9133344

約数和(自身を除く): 4642768

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 107, 122, 172, 214, 244, 344, 428, 488, 688, 856, 976, 1712, 2623, 4601, 5246, 6527, 9202, 10492, 13054, 18404, 20984, 26108, 36808, 41968, 52216, 73616, 104432, 280661, 561322, 1122644, 2245288, 4490576]

約数ペア:

[(1, 4490576), (2, 2245288), (4, 1122644), (8, 561322), (16, 280661), (43, 104432), (61, 73616), (86, 52216), (107, 41968), (122, 36808), (172, 26108), (214, 20984), (244, 18404), (344, 13054), (428, 10492), (488, 9202), (688, 6527), (856, 5246), (976, 4601), (1712, 2623)]