20164568480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2503}}^1\times {\mathrm{7193}}^1$

素因数の和:9718

約数の個数: 96

約数和(自身を含む): 54473658624

約数和(自身を除く): 34309090144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2503, 5006, 7193, 10012, 12515, 14386, 17521, 20024, 25030, 28772, 35042, 35965, 40048, 50060, 50351, 57544, 70084, 71930, 80096, 87605, 100120, 100702, 115088, 140168, 143860, 175210, 200240, 201404, 230176, 251755, 280336, 287720, 350420, 400480, 402808, 503510, 560672, 575440, 700840, 805616, 1007020, 1150880, 1401680, 1611232, 2014040, 2803360, 4028080, 8056160, 18004079, 36008158, 72016316, 90020395, 126028553, 144032632, 180040790, 252057106, 288065264, 360081580, 504114212, 576130528, 630142765, 720163160, 1008228424, 1260285530, 1440326320, 2016456848, 2520571060, 2880652640, 4032913696, 5041142120, 10082284240, 20164568480]

約数ペア:

[(1, 20164568480), (2, 10082284240), (4, 5041142120), (5, 4032913696), (7, 2880652640), (8, 2520571060), (10, 2016456848), (14, 1440326320), (16, 1260285530), (20, 1008228424), (28, 720163160), (32, 630142765), (35, 576130528), (40, 504114212), (56, 360081580), (70, 288065264), (80, 252057106), (112, 180040790), (140, 144032632), (160, 126028553), (224, 90020395), (280, 72016316), (560, 36008158), (1120, 18004079), (2503, 8056160), (5006, 4028080), (7193, 2803360), (10012, 2014040), (12515, 1611232), (14386, 1401680), (17521, 1150880), (20024, 1007020), (25030, 805616), (28772, 700840), (35042, 575440), (35965, 560672), (40048, 503510), (50060, 402808), (50351, 400480), (57544, 350420), (70084, 287720), (71930, 280336), (80096, 251755), (87605, 230176), (100120, 201404), (100702, 200240), (115088, 175210), (140168, 143860)]