12817360

素因数分解:

$2^4\times 5^1\times {\mathrm{160217}}^1$

素因数の和:160230

約数の個数: 20

約数和(自身を含む): 29800548

約数和(自身を除く): 16983188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160217, 320434, 640868, 801085, 1281736, 1602170, 2563472, 3204340, 6408680, 12817360]

約数ペア:

[(1, 12817360), (2, 6408680), (4, 3204340), (5, 2563472), (8, 1602170), (10, 1281736), (16, 801085), (20, 640868), (40, 320434), (80, 160217)]