7969720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 11988680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 307, 440, 472, 590, 614, 649, 1180, 1228, 1298, 1535, 2360, 2456, 2596, 3070, 3245, 3377, 5192, 6140, 6490, 6754, 12280, 12980, 13508, 16885, 18113, 25960, 27016, 33770, 36226, 67540, 72452, 90565, 135080, 144904, 181130, 199243, 362260, 398486, 724520, 796972, 996215, 1593944, 1992430, 3984860, 7969720]

約数ペア:

[(1, 7969720), (2, 3984860), (4, 1992430), (5, 1593944), (8, 996215), (10, 796972), (11, 724520), (20, 398486), (22, 362260), (40, 199243), (44, 181130), (55, 144904), (59, 135080), (88, 90565), (110, 72452), (118, 67540), (220, 36226), (236, 33770), (295, 27016), (307, 25960), (440, 18113), (472, 16885), (590, 13508), (614, 12980), (649, 12280), (1180, 6754), (1228, 6490), (1298, 6140), (1535, 5192), (2360, 3377), (2456, 3245), (2596, 3070)]