141868220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{545647}}^1$

素因数の和:545669

約数の個数: 24

約数和(自身を含む): 320841024

約数和(自身を除く): 178972804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 545647, 1091294, 2182588, 2728235, 5456470, 7093411, 10912940, 14186822, 28373644, 35467055, 70934110, 141868220]

約数ペア:

[(1, 141868220), (2, 70934110), (4, 35467055), (5, 28373644), (10, 14186822), (13, 10912940), (20, 7093411), (26, 5456470), (52, 2728235), (65, 2182588), (130, 1091294), (260, 545647)]