290026744

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^2\times {\mathrm{2801}}^1$

素因数の和:2900

約数の個数: 48

約数和(自身を含む): 636502320

約数和(自身を除く): 346475576

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 1849, 2408, 2801, 3698, 5602, 7396, 11204, 12943, 14792, 19607, 22408, 25886, 39214, 51772, 78428, 103544, 120443, 156856, 240886, 481772, 843101, 963544, 1686202, 3372404, 5179049, 6744808, 10358098, 20716196, 36253343, 41432392, 72506686, 145013372, 290026744]

約数ペア:

[(1, 290026744), (2, 145013372), (4, 72506686), (7, 41432392), (8, 36253343), (14, 20716196), (28, 10358098), (43, 6744808), (56, 5179049), (86, 3372404), (172, 1686202), (301, 963544), (344, 843101), (602, 481772), (1204, 240886), (1849, 156856), (2408, 120443), (2801, 103544), (3698, 78428), (5602, 51772), (7396, 39214), (11204, 25886), (12943, 22408), (14792, 19607)]