40440554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 80289792

約数和(自身を除く): 39849238

約数列:

[1, 2, 7, 11, 14, 22, 31, 43, 62, 77, 86, 154, 197, 217, 301, 341, 394, 434, 473, 602, 682, 946, 1333, 1379, 2167, 2387, 2666, 2758, 3311, 4334, 4774, 6107, 6622, 8471, 9331, 12214, 14663, 15169, 16942, 18662, 29326, 30338, 42749, 59297, 67177, 85498, 93181, 102641, 118594, 134354, 186362, 205282, 262601, 470239, 525202, 652267, 940478, 1304534, 1838207, 2888611, 3676414, 5777222, 20220277, 40440554]

約数ペア:

[(1, 40440554), (2, 20220277), (7, 5777222), (11, 3676414), (14, 2888611), (22, 1838207), (31, 1304534), (43, 940478), (62, 652267), (77, 525202), (86, 470239), (154, 262601), (197, 205282), (217, 186362), (301, 134354), (341, 118594), (394, 102641), (434, 93181), (473, 85498), (602, 67177), (682, 59297), (946, 42749), (1333, 30338), (1379, 29326), (2167, 18662), (2387, 16942), (2666, 15169), (2758, 14663), (3311, 12214), (4334, 9331), (4774, 8471), (6107, 6622)]