2109138730

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2541131}}^1$

素因数の和:2541221

約数の個数: 16

約数和(自身を含む): 3842191584

約数和(自身を除く): 1733052854

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 2541131, 5082262, 12705655, 25411310, 210913873, 421827746, 1054569365, 2109138730]

約数ペア:

[(1, 2109138730), (2, 1054569365), (5, 421827746), (10, 210913873), (83, 25411310), (166, 12705655), (415, 5082262), (830, 2541131)]