4867580

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{947}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 10272528

約数和(自身を除く): 5404948

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 947, 1028, 1285, 1894, 2570, 3788, 4735, 5140, 9470, 18940, 243379, 486758, 973516, 1216895, 2433790, 4867580]

約数ペア:

[(1, 4867580), (2, 2433790), (4, 1216895), (5, 973516), (10, 486758), (20, 243379), (257, 18940), (514, 9470), (947, 5140), (1028, 4735), (1285, 3788), (1894, 2570)]