890371390

素因数分解:

$2^1\times 5^1\times {\mathrm{2647}}^1\times {\mathrm{33637}}^1$

素因数の和:36291

約数の個数: 16

約数和(自身を含む): 1603321632

約数和(自身を除く): 712950242

約数列:

[1, 2, 5, 10, 2647, 5294, 13235, 26470, 33637, 67274, 168185, 336370, 89037139, 178074278, 445185695, 890371390]

約数ペア:

[(1, 890371390), (2, 445185695), (5, 178074278), (10, 89037139), (2647, 336370), (5294, 168185), (13235, 67274), (26470, 33637)]