901326260

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{80909}}^1$

素因数の和:81475

約数の個数: 24

約数和(自身を含む): 1896206760

約数和(自身を除く): 994880500

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 80909, 161818, 323636, 404545, 809090, 1618180, 45066313, 90132626, 180265252, 225331565, 450663130, 901326260]

約数ペア:

[(1, 901326260), (2, 450663130), (4, 225331565), (5, 180265252), (10, 90132626), (20, 45066313), (557, 1618180), (1114, 809090), (2228, 404545), (2785, 323636), (5570, 161818), (11140, 80909)]