1539020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10993}}^1$

素因数の和:11009

約数の個数: 24

約数和(自身を含む): 3693984

約数和(自身を除く): 2154964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10993, 21986, 43972, 54965, 76951, 109930, 153902, 219860, 307804, 384755, 769510, 1539020]

約数ペア:

[(1, 1539020), (2, 769510), (4, 384755), (5, 307804), (7, 219860), (10, 153902), (14, 109930), (20, 76951), (28, 54965), (35, 43972), (70, 21986), (140, 10993)]