2200720

素因数分解:

$2^4\times 5^1\times {\mathrm{27509}}^1$

素因数の和:27522

約数の個数: 20

約数和(自身を含む): 5116860

約数和(自身を除く): 2916140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27509, 55018, 110036, 137545, 220072, 275090, 440144, 550180, 1100360, 2200720]

約数ペア:

[(1, 2200720), (2, 1100360), (4, 550180), (5, 440144), (8, 275090), (10, 220072), (16, 137545), (20, 110036), (40, 55018), (80, 27509)]