2640804772

素因数分解:

$2^2\times {\mathrm{4421}}^1\times {\mathrm{149333}}^1$

素因数の和:153758

約数の個数: 12

約数和(自身を含む): 4622484636

約数和(自身を除く): 1981679864

約数列:

[1, 2, 4, 4421, 8842, 17684, 149333, 298666, 597332, 660201193, 1320402386, 2640804772]

約数ペア:

[(1, 2640804772), (2, 1320402386), (4, 660201193), (4421, 597332), (8842, 298666), (17684, 149333)]