20249944280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{536849}}^1$

素因数の和:536924

約数の個数: 64

約数和(自身を含む): 48703032000

約数和(自身を除く): 28453087720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 820, 920, 943, 1640, 1886, 3772, 4715, 7544, 9430, 18860, 37720, 536849, 1073698, 2147396, 2684245, 4294792, 5368490, 10736980, 12347527, 21473960, 22010809, 24695054, 44021618, 49390108, 61737635, 88043236, 98780216, 110054045, 123475270, 176086472, 220108090, 246950540, 440216180, 493901080, 506248607, 880432360, 1012497214, 2024994428, 2531243035, 4049988856, 5062486070, 10124972140, 20249944280]

約数ペア:

[(1, 20249944280), (2, 10124972140), (4, 5062486070), (5, 4049988856), (8, 2531243035), (10, 2024994428), (20, 1012497214), (23, 880432360), (40, 506248607), (41, 493901080), (46, 440216180), (82, 246950540), (92, 220108090), (115, 176086472), (164, 123475270), (184, 110054045), (205, 98780216), (230, 88043236), (328, 61737635), (410, 49390108), (460, 44021618), (820, 24695054), (920, 22010809), (943, 21473960), (1640, 12347527), (1886, 10736980), (3772, 5368490), (4715, 4294792), (7544, 2684245), (9430, 2147396), (18860, 1073698), (37720, 536849)]