13336840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1822

約数の個数: 64

約数和(自身を含む): 34680960

約数和(自身を除く): 21344120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1783, 1870, 3566, 3740, 7132, 7480, 8915, 14264, 17830, 19613, 30311, 35660, 39226, 60622, 71320, 78452, 98065, 121244, 151555, 156904, 196130, 242488, 303110, 333421, 392260, 606220, 666842, 784520, 1212440, 1333684, 1667105, 2667368, 3334210, 6668420, 13336840]

約数ペア:

[(1, 13336840), (2, 6668420), (4, 3334210), (5, 2667368), (8, 1667105), (10, 1333684), (11, 1212440), (17, 784520), (20, 666842), (22, 606220), (34, 392260), (40, 333421), (44, 303110), (55, 242488), (68, 196130), (85, 156904), (88, 151555), (110, 121244), (136, 98065), (170, 78452), (187, 71320), (220, 60622), (340, 39226), (374, 35660), (440, 30311), (680, 19613), (748, 17830), (935, 14264), (1496, 8915), (1783, 7480), (1870, 7132), (3566, 3740)]