220804595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{21019}}^1$

素因数の和:21226

約数の個数: 16

約数和(自身を含む): 290580480

約数和(自身を除く): 69775885

約数列:

[1, 5, 11, 55, 191, 955, 2101, 10505, 21019, 105095, 231209, 1156045, 4014629, 20073145, 44160919, 220804595]

約数ペア:

[(1, 220804595), (5, 44160919), (11, 20073145), (55, 4014629), (191, 1156045), (955, 231209), (2101, 105095), (10505, 21019)]