490244290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1140103}}^1$

素因数の和:1140153

約数の個数: 16

約数和(自身を含む): 902962368

約数和(自身を除く): 412718078

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1140103, 2280206, 5700515, 11401030, 49024429, 98048858, 245122145, 490244290]

約数ペア:

[(1, 490244290), (2, 245122145), (5, 98048858), (10, 49024429), (43, 11401030), (86, 5700515), (215, 2280206), (430, 1140103)]