2778896

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 5725080

約数和(自身を除く): 2946184

約数列:

[1, 2, 4, 8, 16, 29, 53, 58, 106, 113, 116, 212, 226, 232, 424, 452, 464, 848, 904, 1537, 1808, 3074, 3277, 5989, 6148, 6554, 11978, 12296, 13108, 23956, 24592, 26216, 47912, 52432, 95824, 173681, 347362, 694724, 1389448, 2778896]

約数ペア:

[(1, 2778896), (2, 1389448), (4, 694724), (8, 347362), (16, 173681), (29, 95824), (53, 52432), (58, 47912), (106, 26216), (113, 24592), (116, 23956), (212, 13108), (226, 12296), (232, 11978), (424, 6554), (452, 6148), (464, 5989), (848, 3277), (904, 3074), (1537, 1808)]