16761020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 20494660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 439, 460, 830, 878, 1660, 1756, 1909, 2195, 3818, 4390, 7636, 8780, 9545, 10097, 19090, 20194, 36437, 38180, 40388, 50485, 72874, 100970, 145748, 182185, 201940, 364370, 728740, 838051, 1676102, 3352204, 4190255, 8380510, 16761020]

約数ペア:

[(1, 16761020), (2, 8380510), (4, 4190255), (5, 3352204), (10, 1676102), (20, 838051), (23, 728740), (46, 364370), (83, 201940), (92, 182185), (115, 145748), (166, 100970), (230, 72874), (332, 50485), (415, 40388), (439, 38180), (460, 36437), (830, 20194), (878, 19090), (1660, 10097), (1756, 9545), (1909, 8780), (2195, 7636), (3818, 4390)]