2133880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7621}}^1$

素因数の和:7639

約数の個数: 32

約数和(自身を含む): 5487840

約数和(自身を除く): 3353960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7621, 15242, 30484, 38105, 53347, 60968, 76210, 106694, 152420, 213388, 266735, 304840, 426776, 533470, 1066940, 2133880]

約数ペア:

[(1, 2133880), (2, 1066940), (4, 533470), (5, 426776), (7, 304840), (8, 266735), (10, 213388), (14, 152420), (20, 106694), (28, 76210), (35, 60968), (40, 53347), (56, 38105), (70, 30484), (140, 15242), (280, 7621)]