214904240

素因数分解:

$2^4\times 5^1\times {\mathrm{2686303}}^1$

素因数の和:2686316

約数の個数: 20

約数和(自身を含む): 499652544

約数和(自身を除く): 284748304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2686303, 5372606, 10745212, 13431515, 21490424, 26863030, 42980848, 53726060, 107452120, 214904240]

約数ペア:

[(1, 214904240), (2, 107452120), (4, 53726060), (5, 42980848), (8, 26863030), (10, 21490424), (16, 13431515), (20, 10745212), (40, 5372606), (80, 2686303)]