143647580

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27947}}^1$

素因数の和:28213

約数の個数: 24

約数和(自身を含む): 302844528

約数和(自身を除く): 159196948

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 27947, 55894, 111788, 139735, 279470, 558940, 7182379, 14364758, 28729516, 35911895, 71823790, 143647580]

約数ペア:

[(1, 143647580), (2, 71823790), (4, 35911895), (5, 28729516), (10, 14364758), (20, 7182379), (257, 558940), (514, 279470), (1028, 139735), (1285, 111788), (2570, 55894), (5140, 27947)]