520028680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1697}}^1$

素因数の和:1918

約数の個数: 64

約数和(自身を含む): 1202999040

約数和(自身を除く): 682970360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 235, 326, 376, 470, 652, 815, 940, 1304, 1630, 1697, 1880, 3260, 3394, 6520, 6788, 7661, 8485, 13576, 15322, 16970, 30644, 33940, 38305, 61288, 67880, 76610, 79759, 153220, 159518, 276611, 306440, 319036, 398795, 553222, 638072, 797590, 1106444, 1383055, 1595180, 2212888, 2766110, 3190360, 5532220, 11064440, 13000717, 26001434, 52002868, 65003585, 104005736, 130007170, 260014340, 520028680]

約数ペア:

[(1, 520028680), (2, 260014340), (4, 130007170), (5, 104005736), (8, 65003585), (10, 52002868), (20, 26001434), (40, 13000717), (47, 11064440), (94, 5532220), (163, 3190360), (188, 2766110), (235, 2212888), (326, 1595180), (376, 1383055), (470, 1106444), (652, 797590), (815, 638072), (940, 553222), (1304, 398795), (1630, 319036), (1697, 306440), (1880, 276611), (3260, 159518), (3394, 153220), (6520, 79759), (6788, 76610), (7661, 67880), (8485, 61288), (13576, 38305), (15322, 33940), (16970, 30644)]