20133502520

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{478913}}^1$

素因数の和:479975

約数の個数: 32

約数和(自身を含む): 45343577520

約数和(自身を除く): 25210075000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 2102, 4204, 5255, 8408, 10510, 21020, 42040, 478913, 957826, 1915652, 2394565, 3831304, 4789130, 9578260, 19156520, 503337563, 1006675126, 2013350252, 2516687815, 4026700504, 5033375630, 10066751260, 20133502520]

約数ペア:

[(1, 20133502520), (2, 10066751260), (4, 5033375630), (5, 4026700504), (8, 2516687815), (10, 2013350252), (20, 1006675126), (40, 503337563), (1051, 19156520), (2102, 9578260), (4204, 4789130), (5255, 3831304), (8408, 2394565), (10510, 1915652), (21020, 957826), (42040, 478913)]