404098780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{243433}}^1$

素因数の和:243525

約数の個数: 24

約数和(自身を含む): 858835152

約数和(自身を除く): 454736372

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 243433, 486866, 973732, 1217165, 2434330, 4868660, 20204939, 40409878, 80819756, 101024695, 202049390, 404098780]

約数ペア:

[(1, 404098780), (2, 202049390), (4, 101024695), (5, 80819756), (10, 40409878), (20, 20204939), (83, 4868660), (166, 2434330), (332, 1217165), (415, 973732), (830, 486866), (1660, 243433)]