26728420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 33267740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 619, 635, 1238, 1270, 2159, 2476, 2540, 3095, 4318, 6190, 8636, 10523, 10795, 12380, 21046, 21590, 42092, 43180, 52615, 78613, 105230, 157226, 210460, 314452, 393065, 786130, 1336421, 1572260, 2672842, 5345684, 6682105, 13364210, 26728420]

約数ペア:

[(1, 26728420), (2, 13364210), (4, 6682105), (5, 5345684), (10, 2672842), (17, 1572260), (20, 1336421), (34, 786130), (68, 393065), (85, 314452), (127, 210460), (170, 157226), (254, 105230), (340, 78613), (508, 52615), (619, 43180), (635, 42092), (1238, 21590), (1270, 21046), (2159, 12380), (2476, 10795), (2540, 10523), (3095, 8636), (4318, 6190)]