4491080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 11275200

約数和(自身を除く): 6784120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 173, 220, 236, 295, 346, 440, 472, 590, 649, 692, 865, 1180, 1298, 1384, 1730, 1903, 2360, 2596, 3245, 3460, 3806, 5192, 6490, 6920, 7612, 9515, 10207, 12980, 15224, 19030, 20414, 25960, 38060, 40828, 51035, 76120, 81656, 102070, 112277, 204140, 224554, 408280, 449108, 561385, 898216, 1122770, 2245540, 4491080]

約数ペア:

[(1, 4491080), (2, 2245540), (4, 1122770), (5, 898216), (8, 561385), (10, 449108), (11, 408280), (20, 224554), (22, 204140), (40, 112277), (44, 102070), (55, 81656), (59, 76120), (88, 51035), (110, 40828), (118, 38060), (173, 25960), (220, 20414), (236, 19030), (295, 15224), (346, 12980), (440, 10207), (472, 9515), (590, 7612), (649, 6920), (692, 6490), (865, 5192), (1180, 3806), (1298, 3460), (1384, 3245), (1730, 2596), (1903, 2360)]