2006686720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1163}}^1$

素因数の和:1525

約数の個数: 88

約数和(自身を含む): 4832131824

約数和(自身を除く): 2825445104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 337, 512, 640, 674, 1024, 1163, 1280, 1348, 1685, 2326, 2560, 2696, 3370, 4652, 5120, 5392, 5815, 6740, 9304, 10784, 11630, 13480, 18608, 21568, 23260, 26960, 37216, 43136, 46520, 53920, 74432, 86272, 93040, 107840, 148864, 172544, 186080, 215680, 297728, 345088, 372160, 391931, 431360, 595456, 744320, 783862, 862720, 1190912, 1488640, 1567724, 1725440, 1959655, 2977280, 3135448, 3919310, 5954560, 6270896, 7838620, 12541792, 15677240, 25083584, 31354480, 50167168, 62708960, 100334336, 125417920, 200668672, 250835840, 401337344, 501671680, 1003343360, 2006686720]

約数ペア:

[(1, 2006686720), (2, 1003343360), (4, 501671680), (5, 401337344), (8, 250835840), (10, 200668672), (16, 125417920), (20, 100334336), (32, 62708960), (40, 50167168), (64, 31354480), (80, 25083584), (128, 15677240), (160, 12541792), (256, 7838620), (320, 6270896), (337, 5954560), (512, 3919310), (640, 3135448), (674, 2977280), (1024, 1959655), (1163, 1725440), (1280, 1567724), (1348, 1488640), (1685, 1190912), (2326, 862720), (2560, 783862), (2696, 744320), (3370, 595456), (4652, 431360), (5120, 391931), (5392, 372160), (5815, 345088), (6740, 297728), (9304, 215680), (10784, 186080), (11630, 172544), (13480, 148864), (18608, 107840), (21568, 93040), (23260, 86272), (26960, 74432), (37216, 53920), (43136, 46520)]