12726820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 28344960

約数和(自身を除く): 15618140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 379, 460, 730, 758, 1460, 1516, 1679, 1895, 3358, 3790, 6716, 7580, 8395, 8717, 16790, 17434, 27667, 33580, 34868, 43585, 55334, 87170, 110668, 138335, 174340, 276670, 553340, 636341, 1272682, 2545364, 3181705, 6363410, 12726820]

約数ペア:

[(1, 12726820), (2, 6363410), (4, 3181705), (5, 2545364), (10, 1272682), (20, 636341), (23, 553340), (46, 276670), (73, 174340), (92, 138335), (115, 110668), (146, 87170), (230, 55334), (292, 43585), (365, 34868), (379, 33580), (460, 27667), (730, 17434), (758, 16790), (1460, 8717), (1516, 8395), (1679, 7580), (1895, 6716), (3358, 3790)]