2012509090

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{245129}}^1$

素因数の和:245957

約数の個数: 16

約数和(自身を含む): 3626943480

約数和(自身を除く): 1614434390

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 245129, 490258, 1225645, 2451290, 201250909, 402501818, 1006254545, 2012509090]

約数ペア:

[(1, 2012509090), (2, 1006254545), (5, 402501818), (10, 201250909), (821, 2451290), (1642, 1225645), (4105, 490258), (8210, 245129)]