90269470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{209929}}^1$

素因数の和:209979

約数の個数: 16

約数和(自身を含む): 166264560

約数和(自身を除く): 75995090

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 209929, 419858, 1049645, 2099290, 9026947, 18053894, 45134735, 90269470]

約数ペア:

[(1, 90269470), (2, 45134735), (5, 18053894), (10, 9026947), (43, 2099290), (86, 1049645), (215, 419858), (430, 209929)]