2546840

素因数分解:

$2^3\times 5^1\times {\mathrm{63671}}^1$

素因数の和:63682

約数の個数: 16

約数和(自身を含む): 5730480

約数和(自身を除く): 3183640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 63671, 127342, 254684, 318355, 509368, 636710, 1273420, 2546840]

約数ペア:

[(1, 2546840), (2, 1273420), (4, 636710), (5, 509368), (8, 318355), (10, 254684), (20, 127342), (40, 63671)]