2160280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 4957200

約数和(自身を除く): 2796920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1019, 1060, 2038, 2120, 4076, 5095, 8152, 10190, 20380, 40760, 54007, 108014, 216028, 270035, 432056, 540070, 1080140, 2160280]

約数ペア:

[(1, 2160280), (2, 1080140), (4, 540070), (5, 432056), (8, 270035), (10, 216028), (20, 108014), (40, 54007), (53, 40760), (106, 20380), (212, 10190), (265, 8152), (424, 5095), (530, 4076), (1019, 2120), (1060, 2038)]