1437640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 3271680

約数和(自身を除く): 1834040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 283, 508, 566, 635, 1016, 1132, 1270, 1415, 2264, 2540, 2830, 5080, 5660, 11320, 35941, 71882, 143764, 179705, 287528, 359410, 718820, 1437640]

約数ペア:

[(1, 1437640), (2, 718820), (4, 359410), (5, 287528), (8, 179705), (10, 143764), (20, 71882), (40, 35941), (127, 11320), (254, 5660), (283, 5080), (508, 2830), (566, 2540), (635, 2264), (1016, 1415), (1132, 1270)]