15123380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 33094656

約数和(自身を除く): 17971276

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 107, 148, 185, 191, 214, 370, 382, 428, 535, 740, 764, 955, 1070, 1910, 2140, 3820, 3959, 7067, 7918, 14134, 15836, 19795, 20437, 28268, 35335, 39590, 40874, 70670, 79180, 81748, 102185, 141340, 204370, 408740, 756169, 1512338, 3024676, 3780845, 7561690, 15123380]

約数ペア:

[(1, 15123380), (2, 7561690), (4, 3780845), (5, 3024676), (10, 1512338), (20, 756169), (37, 408740), (74, 204370), (107, 141340), (148, 102185), (185, 81748), (191, 79180), (214, 70670), (370, 40874), (382, 39590), (428, 35335), (535, 28268), (740, 20437), (764, 19795), (955, 15836), (1070, 14134), (1910, 7918), (2140, 7067), (3820, 3959)]