280432876

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{643}}^1\times {\mathrm{1019}}^1$

素因数の和:1773

約数の個数: 24

約数和(自身を含む): 496601280

約数和(自身を除く): 216168404

約数列:

[1, 2, 4, 107, 214, 428, 643, 1019, 1286, 2038, 2572, 4076, 68801, 109033, 137602, 218066, 275204, 436132, 655217, 1310434, 2620868, 70108219, 140216438, 280432876]

約数ペア:

[(1, 280432876), (2, 140216438), (4, 70108219), (107, 2620868), (214, 1310434), (428, 655217), (643, 436132), (1019, 275204), (1286, 218066), (2038, 137602), (2572, 109033), (4076, 68801)]