47645080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 123171840

約数和(自身を除く): 75526760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 647, 1052, 1294, 1315, 1841, 2104, 2588, 2630, 3235, 3682, 4529, 5176, 5260, 6470, 7364, 9058, 9205, 10520, 12940, 14728, 18116, 18410, 22645, 25880, 36232, 36820, 45290, 73640, 90580, 170161, 181160, 340322, 680644, 850805, 1191127, 1361288, 1701610, 2382254, 3403220, 4764508, 5955635, 6806440, 9529016, 11911270, 23822540, 47645080]

約数ペア:

[(1, 47645080), (2, 23822540), (4, 11911270), (5, 9529016), (7, 6806440), (8, 5955635), (10, 4764508), (14, 3403220), (20, 2382254), (28, 1701610), (35, 1361288), (40, 1191127), (56, 850805), (70, 680644), (140, 340322), (263, 181160), (280, 170161), (526, 90580), (647, 73640), (1052, 45290), (1294, 36820), (1315, 36232), (1841, 25880), (2104, 22645), (2588, 18410), (2630, 18116), (3235, 14728), (3682, 12940), (4529, 10520), (5176, 9205), (5260, 9058), (6470, 7364)]