2090846390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2646641}}^1$

素因数の和:2646727

約数の個数: 16

約数和(自身を含む): 3811164480

約数和(自身を除く): 1720318090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 2646641, 5293282, 13233205, 26466410, 209084639, 418169278, 1045423195, 2090846390]

約数ペア:

[(1, 2090846390), (2, 1045423195), (5, 418169278), (10, 209084639), (79, 26466410), (158, 13233205), (395, 5293282), (790, 2646641)]