2020144685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{6043}}^1$

素因数の和:6237

約数の個数: 32

約数和(自身を含む): 2700942720

約数和(自身を除く): 680798035

約数列:

[1, 5, 13, 37, 65, 139, 185, 481, 695, 1807, 2405, 5143, 6043, 9035, 25715, 30215, 66859, 78559, 223591, 334295, 392795, 839977, 1117955, 2906683, 4199885, 10919701, 14533415, 31079149, 54598505, 155395745, 404028937, 2020144685]

約数ペア:

[(1, 2020144685), (5, 404028937), (13, 155395745), (37, 54598505), (65, 31079149), (139, 14533415), (185, 10919701), (481, 4199885), (695, 2906683), (1807, 1117955), (2405, 839977), (5143, 392795), (6043, 334295), (9035, 223591), (25715, 78559), (30215, 66859)]