4981900

素因数分解:

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

素因数の和:679

約数の個数: 72

約数和(自身を含む): 13499136

約数和(自身を除く): 8517236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 647, 700, 770, 1100, 1294, 1540, 1925, 2588, 3235, 3850, 4529, 6470, 7117, 7700, 9058, 12940, 14234, 16175, 18116, 22645, 28468, 32350, 35585, 45290, 49819, 64700, 71170, 90580, 99638, 113225, 142340, 177925, 199276, 226450, 249095, 355850, 452900, 498190, 711700, 996380, 1245475, 2490950, 4981900]

約数ペア:

[(1, 4981900), (2, 2490950), (4, 1245475), (5, 996380), (7, 711700), (10, 498190), (11, 452900), (14, 355850), (20, 249095), (22, 226450), (25, 199276), (28, 177925), (35, 142340), (44, 113225), (50, 99638), (55, 90580), (70, 71170), (77, 64700), (100, 49819), (110, 45290), (140, 35585), (154, 32350), (175, 28468), (220, 22645), (275, 18116), (308, 16175), (350, 14234), (385, 12940), (550, 9058), (647, 7700), (700, 7117), (770, 6470), (1100, 4529), (1294, 3850), (1540, 3235), (1925, 2588)]