20173725009080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4967}}^1\times {\mathrm{2361367}}^1$

素因数の和:2366388

約数の個数: 64

約数和(自身を含む): 46455853847040

約数和(自身を除く): 26282128837960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4967, 9934, 19868, 24835, 39736, 49670, 99340, 198680, 213581, 427162, 854324, 1067905, 1708648, 2135810, 2361367, 4271620, 4722734, 8543240, 9445468, 11806835, 18890936, 23613670, 47227340, 94454680, 101538781, 203077562, 406155124, 507693905, 812310248, 1015387810, 2030775620, 4061551240, 11728909889, 23457819778, 46915639556, 58644549445, 93831279112, 117289098890, 234578197780, 469156395560, 504343125227, 1008686250454, 2017372500908, 2521715626135, 4034745001816, 5043431252270, 10086862504540, 20173725009080]

約数ペア:

[(1, 20173725009080), (2, 10086862504540), (4, 5043431252270), (5, 4034745001816), (8, 2521715626135), (10, 2017372500908), (20, 1008686250454), (40, 504343125227), (43, 469156395560), (86, 234578197780), (172, 117289098890), (215, 93831279112), (344, 58644549445), (430, 46915639556), (860, 23457819778), (1720, 11728909889), (4967, 4061551240), (9934, 2030775620), (19868, 1015387810), (24835, 812310248), (39736, 507693905), (49670, 406155124), (99340, 203077562), (198680, 101538781), (213581, 94454680), (427162, 47227340), (854324, 23613670), (1067905, 18890936), (1708648, 11806835), (2135810, 9445468), (2361367, 8543240), (4271620, 4722734)]