13256260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 29804544

約数和(自身を除く): 16548284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 307, 340, 508, 614, 635, 1228, 1270, 1535, 2159, 2540, 3070, 4318, 5219, 6140, 8636, 10438, 10795, 20876, 21590, 26095, 38989, 43180, 52190, 77978, 104380, 155956, 194945, 389890, 662813, 779780, 1325626, 2651252, 3314065, 6628130, 13256260]

約数ペア:

[(1, 13256260), (2, 6628130), (4, 3314065), (5, 2651252), (10, 1325626), (17, 779780), (20, 662813), (34, 389890), (68, 194945), (85, 155956), (127, 104380), (170, 77978), (254, 52190), (307, 43180), (340, 38989), (508, 26095), (614, 21590), (635, 20876), (1228, 10795), (1270, 10438), (1535, 8636), (2159, 6140), (2540, 5219), (3070, 4318)]