1992760

素因数分解:

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

素因数の和:676

約数の個数: 64

約数和(自身を含む): 5598720

約数和(自身を除く): 3605960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 647, 770, 1294, 1540, 2588, 3080, 3235, 4529, 5176, 6470, 7117, 9058, 12940, 14234, 18116, 22645, 25880, 28468, 35585, 36232, 45290, 49819, 56936, 71170, 90580, 99638, 142340, 181160, 199276, 249095, 284680, 398552, 498190, 996380, 1992760]

約数ペア:

[(1, 1992760), (2, 996380), (4, 498190), (5, 398552), (7, 284680), (8, 249095), (10, 199276), (11, 181160), (14, 142340), (20, 99638), (22, 90580), (28, 71170), (35, 56936), (40, 49819), (44, 45290), (55, 36232), (56, 35585), (70, 28468), (77, 25880), (88, 22645), (110, 18116), (140, 14234), (154, 12940), (220, 9058), (280, 7117), (308, 6470), (385, 5176), (440, 4529), (616, 3235), (647, 3080), (770, 2588), (1294, 1540)]