7129304840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25461803}}^1$

素因数の和:25461821

約数の個数: 32

約数和(自身を含む): 18332498880

約数和(自身を除く): 11203194040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25461803, 50923606, 101847212, 127309015, 178232621, 203694424, 254618030, 356465242, 509236060, 712930484, 891163105, 1018472120, 1425860968, 1782326210, 3564652420, 7129304840]

約数ペア:

[(1, 7129304840), (2, 3564652420), (4, 1782326210), (5, 1425860968), (7, 1018472120), (8, 891163105), (10, 712930484), (14, 509236060), (20, 356465242), (28, 254618030), (35, 203694424), (40, 178232621), (56, 127309015), (70, 101847212), (140, 50923606), (280, 25461803)]