437090

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:517

約数の個数: 16

約数和(自身を含む): 795960

約数和(自身を除く): 358870

約数列:

[1, 2, 5, 10, 109, 218, 401, 545, 802, 1090, 2005, 4010, 43709, 87418, 218545, 437090]

約数ペア:

[(1, 437090), (2, 218545), (5, 87418), (10, 43709), (109, 4010), (218, 2005), (401, 1090), (545, 802)]