520020785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1\times {\mathrm{4201}}^1$

素因数の和:5528

約数の個数: 16

約数和(自身を含む): 657528960

約数和(自身を除く): 137508175

約数列:

[1, 5, 19, 95, 1303, 4201, 6515, 21005, 24757, 79819, 123785, 399095, 5473903, 27369515, 104004157, 520020785]

約数ペア:

[(1, 520020785), (5, 104004157), (19, 27369515), (95, 5473903), (1303, 399095), (4201, 123785), (6515, 79819), (21005, 24757)]