2021862790

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{460561}}^1$

素因数の和:461007

約数の個数: 16

約数和(自身を含む): 3647651040

約数和(自身を除く): 1625788250

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 460561, 921122, 2302805, 4605610, 202186279, 404372558, 1010931395, 2021862790]

約数ペア:

[(1, 2021862790), (2, 1010931395), (5, 404372558), (10, 202186279), (439, 4605610), (878, 2302805), (2195, 921122), (4390, 460561)]