124520020

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{4363}}^1$

素因数の和:5799

約数の個数: 24

約数和(自身を含む): 261735264

約数和(自身を除く): 137215244

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 4363, 5708, 7135, 8726, 14270, 17452, 21815, 28540, 43630, 87260, 6226001, 12452002, 24904004, 31130005, 62260010, 124520020]

約数ペア:

[(1, 124520020), (2, 62260010), (4, 31130005), (5, 24904004), (10, 12452002), (20, 6226001), (1427, 87260), (2854, 43630), (4363, 28540), (5708, 21815), (7135, 17452), (8726, 14270)]