53656940

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{2389}}^1$

素因数の和:3521

約数の個数: 24

約数和(自身を含む): 112827120

約数和(自身を除く): 59170180

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 2389, 4492, 4778, 5615, 9556, 11230, 11945, 22460, 23890, 47780, 2682847, 5365694, 10731388, 13414235, 26828470, 53656940]

約数ペア:

[(1, 53656940), (2, 26828470), (4, 13414235), (5, 10731388), (10, 5365694), (20, 2682847), (1123, 47780), (2246, 23890), (2389, 22460), (4492, 11945), (4778, 11230), (5615, 9556)]