5197520

素因数分解:

$2^4\times 5^1\times {\mathrm{64969}}^1$

素因数の和:64982

約数の個数: 20

約数和(自身を含む): 12084420

約数和(自身を除く): 6886900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 64969, 129938, 259876, 324845, 519752, 649690, 1039504, 1299380, 2598760, 5197520]

約数ペア:

[(1, 5197520), (2, 2598760), (4, 1299380), (5, 1039504), (8, 649690), (10, 519752), (16, 324845), (20, 259876), (40, 129938), (80, 64969)]