2191370

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{523}}^1$

素因数の和:949

約数の個数: 16

約数和(自身を含む): 3961440

約数和(自身を除く): 1770070

約数列:

[1, 2, 5, 10, 419, 523, 838, 1046, 2095, 2615, 4190, 5230, 219137, 438274, 1095685, 2191370]

約数ペア:

[(1, 2191370), (2, 1095685), (5, 438274), (10, 219137), (419, 5230), (523, 4190), (838, 2615), (1046, 2095)]