201747760

素因数分解:

$2^4\times 5^1\times {\mathrm{2521847}}^1$

素因数の和:2521860

約数の個数: 20

約数和(自身を含む): 469063728

約数和(自身を除く): 267315968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2521847, 5043694, 10087388, 12609235, 20174776, 25218470, 40349552, 50436940, 100873880, 201747760]

約数ペア:

[(1, 201747760), (2, 100873880), (4, 50436940), (5, 40349552), (8, 25218470), (10, 20174776), (16, 12609235), (20, 10087388), (40, 5043694), (80, 2521847)]