17943040

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 44291808

約数和(自身を除く): 26348768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 163, 172, 215, 256, 320, 326, 344, 430, 512, 640, 652, 688, 815, 860, 1280, 1304, 1376, 1630, 1720, 2560, 2608, 2752, 3260, 3440, 5216, 5504, 6520, 6880, 7009, 10432, 11008, 13040, 13760, 14018, 20864, 22016, 26080, 27520, 28036, 35045, 41728, 52160, 55040, 56072, 70090, 83456, 104320, 110080, 112144, 140180, 208640, 224288, 280360, 417280, 448576, 560720, 897152, 1121440, 1794304, 2242880, 3588608, 4485760, 8971520, 17943040]

約数ペア:

[(1, 17943040), (2, 8971520), (4, 4485760), (5, 3588608), (8, 2242880), (10, 1794304), (16, 1121440), (20, 897152), (32, 560720), (40, 448576), (43, 417280), (64, 280360), (80, 224288), (86, 208640), (128, 140180), (160, 112144), (163, 110080), (172, 104320), (215, 83456), (256, 70090), (320, 56072), (326, 55040), (344, 52160), (430, 41728), (512, 35045), (640, 28036), (652, 27520), (688, 26080), (815, 22016), (860, 20864), (1280, 14018), (1304, 13760), (1376, 13040), (1630, 11008), (1720, 10432), (2560, 7009), (2608, 6880), (2752, 6520), (3260, 5504), (3440, 5216)]