23545720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 58838400

約数和(自身を除く): 35292680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 907, 1180, 1298, 1814, 2360, 2596, 3245, 3628, 4535, 5192, 6490, 7256, 9070, 9977, 12980, 18140, 19954, 25960, 36280, 39908, 49885, 53513, 79816, 99770, 107026, 199540, 214052, 267565, 399080, 428104, 535130, 588643, 1070260, 1177286, 2140520, 2354572, 2943215, 4709144, 5886430, 11772860, 23545720]

約数ペア:

[(1, 23545720), (2, 11772860), (4, 5886430), (5, 4709144), (8, 2943215), (10, 2354572), (11, 2140520), (20, 1177286), (22, 1070260), (40, 588643), (44, 535130), (55, 428104), (59, 399080), (88, 267565), (110, 214052), (118, 199540), (220, 107026), (236, 99770), (295, 79816), (440, 53513), (472, 49885), (590, 39908), (649, 36280), (907, 25960), (1180, 19954), (1298, 18140), (1814, 12980), (2360, 9977), (2596, 9070), (3245, 7256), (3628, 6490), (4535, 5192)]