2008156520

素因数分解:

$2^3\times 5^1\times {\mathrm{50203913}}^1$

素因数の和:50203924

約数の個数: 16

約数和(自身を含む): 4518352260

約数和(自身を除く): 2510195740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50203913, 100407826, 200815652, 251019565, 401631304, 502039130, 1004078260, 2008156520]

約数ペア:

[(1, 2008156520), (2, 1004078260), (4, 502039130), (5, 401631304), (8, 251019565), (10, 200815652), (20, 100407826), (40, 50203913)]