38228480

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 80

約数和(自身を含む): 93174840

約数和(自身を除く): 54946360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 137, 160, 218, 256, 274, 320, 436, 512, 545, 548, 640, 685, 872, 1090, 1096, 1280, 1370, 1744, 2180, 2192, 2560, 2740, 3488, 4360, 4384, 5480, 6976, 8720, 8768, 10960, 13952, 14933, 17440, 17536, 21920, 27904, 29866, 34880, 35072, 43840, 55808, 59732, 69760, 70144, 74665, 87680, 119464, 139520, 149330, 175360, 238928, 279040, 298660, 350720, 477856, 597320, 955712, 1194640, 1911424, 2389280, 3822848, 4778560, 7645696, 9557120, 19114240, 38228480]

約数ペア:

[(1, 38228480), (2, 19114240), (4, 9557120), (5, 7645696), (8, 4778560), (10, 3822848), (16, 2389280), (20, 1911424), (32, 1194640), (40, 955712), (64, 597320), (80, 477856), (109, 350720), (128, 298660), (137, 279040), (160, 238928), (218, 175360), (256, 149330), (274, 139520), (320, 119464), (436, 87680), (512, 74665), (545, 70144), (548, 69760), (640, 59732), (685, 55808), (872, 43840), (1090, 35072), (1096, 34880), (1280, 29866), (1370, 27904), (1744, 21920), (2180, 17536), (2192, 17440), (2560, 14933), (2740, 13952), (3488, 10960), (4360, 8768), (4384, 8720), (5480, 6976)]