200420455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{44887}}^1$

素因数の和:44958

約数の個数: 16

約数和(自身を含む): 258554880

約数和(自身を除く): 58134425

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 44887, 224435, 852853, 2109689, 4264265, 10548445, 40084091, 200420455]

約数ペア:

[(1, 200420455), (5, 40084091), (19, 10548445), (47, 4264265), (95, 2109689), (235, 852853), (893, 224435), (4465, 44887)]