2245540

素因数分解:

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

素因数の和:252

約数の個数: 48

約数和(自身を含む): 5261760

約数和(自身を除く): 3016220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 173, 220, 236, 295, 346, 590, 649, 692, 865, 1180, 1298, 1730, 1903, 2596, 3245, 3460, 3806, 6490, 7612, 9515, 10207, 12980, 19030, 20414, 38060, 40828, 51035, 102070, 112277, 204140, 224554, 449108, 561385, 1122770, 2245540]

約数ペア:

[(1, 2245540), (2, 1122770), (4, 561385), (5, 449108), (10, 224554), (11, 204140), (20, 112277), (22, 102070), (44, 51035), (55, 40828), (59, 38060), (110, 20414), (118, 19030), (173, 12980), (220, 10207), (236, 9515), (295, 7612), (346, 6490), (590, 3806), (649, 3460), (692, 3245), (865, 2596), (1180, 1903), (1298, 1730)]