7990280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3769}}^1$

素因数の和:3833

約数の個数: 32

約数和(自身を含む): 18322200

約数和(自身を除く): 10331920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3769, 7538, 15076, 18845, 30152, 37690, 75380, 150760, 199757, 399514, 799028, 998785, 1598056, 1997570, 3995140, 7990280]

約数ペア:

[(1, 7990280), (2, 3995140), (4, 1997570), (5, 1598056), (8, 998785), (10, 799028), (20, 399514), (40, 199757), (53, 150760), (106, 75380), (212, 37690), (265, 30152), (424, 18845), (530, 15076), (1060, 7538), (2120, 3769)]