1220465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 1598400

約数和(自身を除く): 377935

約数列:

[1, 5, 19, 29, 95, 145, 443, 551, 2215, 2755, 8417, 12847, 42085, 64235, 244093, 1220465]

約数ペア:

[(1, 1220465), (5, 244093), (19, 64235), (29, 42085), (95, 12847), (145, 8417), (443, 2755), (551, 2215)]