12265090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13781}}^1$

素因数の和:13877

約数の個数: 16

約数和(自身を含む): 22326840

約数和(自身を除く): 10061750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 13781, 27562, 68905, 137810, 1226509, 2453018, 6132545, 12265090]

約数ペア:

[(1, 12265090), (2, 6132545), (5, 2453018), (10, 1226509), (89, 137810), (178, 68905), (445, 27562), (890, 13781)]