15836680

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1399}}^1$

素因数の和:1693

約数の個数: 32

約数和(自身を含む): 35784000

約数和(自身を除く): 19947320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1399, 1415, 2264, 2798, 2830, 5596, 5660, 6995, 11192, 11320, 13990, 27980, 55960, 395917, 791834, 1583668, 1979585, 3167336, 3959170, 7918340, 15836680]

約数ペア:

[(1, 15836680), (2, 7918340), (4, 3959170), (5, 3167336), (8, 1979585), (10, 1583668), (20, 791834), (40, 395917), (283, 55960), (566, 27980), (1132, 13990), (1399, 11320), (1415, 11192), (2264, 6995), (2798, 5660), (2830, 5596)]