29420020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{210143}}^1$

素因数の和:210159

約数の個数: 24

約数和(自身を含む): 70608384

約数和(自身を除く): 41188364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 210143, 420286, 840572, 1050715, 1471001, 2101430, 2942002, 4202860, 5884004, 7355005, 14710010, 29420020]

約数ペア:

[(1, 29420020), (2, 14710010), (4, 7355005), (5, 5884004), (7, 4202860), (10, 2942002), (14, 2101430), (20, 1471001), (28, 1050715), (35, 840572), (70, 420286), (140, 210143)]