20360690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1607}}^1$

素因数の和:1802

約数の個数: 32

約数和(自身を含む): 42142464

約数和(自身を除く): 21781774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1607, 1810, 2534, 3214, 6335, 8035, 11249, 12670, 16070, 22498, 56245, 112490, 290867, 581734, 1454335, 2036069, 2908670, 4072138, 10180345, 20360690]

約数ペア:

[(1, 20360690), (2, 10180345), (5, 4072138), (7, 2908670), (10, 2036069), (14, 1454335), (35, 581734), (70, 290867), (181, 112490), (362, 56245), (905, 22498), (1267, 16070), (1607, 12670), (1810, 11249), (2534, 8035), (3214, 6335)]