199912610

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{45127}}^1$

素因数の和:45577

約数の個数: 16

約数和(自身を含む): 360662976

約数和(自身を除く): 160750366

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 45127, 90254, 225635, 451270, 19991261, 39982522, 99956305, 199912610]

約数ペア:

[(1, 199912610), (2, 99956305), (5, 39982522), (10, 19991261), (443, 451270), (886, 225635), (2215, 90254), (4430, 45127)]