174432020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1245943}}^1$

素因数の和:1245959

約数の個数: 24

約数和(自身を含む): 418637184

約数和(自身を除く): 244205164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1245943, 2491886, 4983772, 6229715, 8721601, 12459430, 17443202, 24918860, 34886404, 43608005, 87216010, 174432020]

約数ペア:

[(1, 174432020), (2, 87216010), (4, 43608005), (5, 34886404), (7, 24918860), (10, 17443202), (14, 12459430), (20, 8721601), (28, 6229715), (35, 4983772), (70, 2491886), (140, 1245943)]