42372760

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7621}}^1$

素因数の和:7771

約数の個数: 32

約数和(自身を含む): 96037200

約数和(自身を除く): 53664440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 7621, 15242, 30484, 38105, 60968, 76210, 152420, 304840, 1059319, 2118638, 4237276, 5296595, 8474552, 10593190, 21186380, 42372760]

約数ペア:

[(1, 42372760), (2, 21186380), (4, 10593190), (5, 8474552), (8, 5296595), (10, 4237276), (20, 2118638), (40, 1059319), (139, 304840), (278, 152420), (556, 76210), (695, 60968), (1112, 38105), (1390, 30484), (2780, 15242), (5560, 7621)]