9963800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 28926720

約数和(自身を除く): 18962920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 140, 154, 175, 200, 220, 275, 280, 308, 350, 385, 440, 550, 616, 647, 700, 770, 1100, 1294, 1400, 1540, 1925, 2200, 2588, 3080, 3235, 3850, 4529, 5176, 6470, 7117, 7700, 9058, 12940, 14234, 15400, 16175, 18116, 22645, 25880, 28468, 32350, 35585, 36232, 45290, 49819, 56936, 64700, 71170, 90580, 99638, 113225, 129400, 142340, 177925, 181160, 199276, 226450, 249095, 284680, 355850, 398552, 452900, 498190, 711700, 905800, 996380, 1245475, 1423400, 1992760, 2490950, 4981900, 9963800]

約数ペア:

[(1, 9963800), (2, 4981900), (4, 2490950), (5, 1992760), (7, 1423400), (8, 1245475), (10, 996380), (11, 905800), (14, 711700), (20, 498190), (22, 452900), (25, 398552), (28, 355850), (35, 284680), (40, 249095), (44, 226450), (50, 199276), (55, 181160), (56, 177925), (70, 142340), (77, 129400), (88, 113225), (100, 99638), (110, 90580), (140, 71170), (154, 64700), (175, 56936), (200, 49819), (220, 45290), (275, 36232), (280, 35585), (308, 32350), (350, 28468), (385, 25880), (440, 22645), (550, 18116), (616, 16175), (647, 15400), (700, 14234), (770, 12940), (1100, 9058), (1294, 7700), (1400, 7117), (1540, 6470), (1925, 5176), (2200, 4529), (2588, 3850), (3080, 3235)]