16944080

素因数分解:

$2^4\times 5^1\times {\mathrm{211801}}^1$

素因数の和:211814

約数の個数: 20

約数和(自身を含む): 39395172

約数和(自身を除く): 22451092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211801, 423602, 847204, 1059005, 1694408, 2118010, 3388816, 4236020, 8472040, 16944080]

約数ペア:

[(1, 16944080), (2, 8472040), (4, 4236020), (5, 3388816), (8, 2118010), (10, 1694408), (16, 1059005), (20, 847204), (40, 423602), (80, 211801)]