7980028

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2767}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 16120832

約数和(自身を除く): 8140804

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2767, 2884, 5534, 11068, 19369, 38738, 77476, 285001, 570002, 1140004, 1995007, 3990014, 7980028]

約数ペア:

[(1, 7980028), (2, 3990014), (4, 1995007), (7, 1140004), (14, 570002), (28, 285001), (103, 77476), (206, 38738), (412, 19369), (721, 11068), (1442, 5534), (2767, 2884)]