908732020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6490943}}^1$

素因数の和:6490959

約数の個数: 24

約数和(自身を含む): 2180957184

約数和(自身を除く): 1272225164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6490943, 12981886, 25963772, 32454715, 45436601, 64909430, 90873202, 129818860, 181746404, 227183005, 454366010, 908732020]

約数ペア:

[(1, 908732020), (2, 454366010), (4, 227183005), (5, 181746404), (7, 129818860), (10, 90873202), (14, 64909430), (20, 45436601), (28, 32454715), (35, 25963772), (70, 12981886), (140, 6490943)]