144570020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1032643}}^1$

素因数の和:1032659

約数の個数: 24

約数和(自身を含む): 346968384

約数和(自身を除く): 202398364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1032643, 2065286, 4130572, 5163215, 7228501, 10326430, 14457002, 20652860, 28914004, 36142505, 72285010, 144570020]

約数ペア:

[(1, 144570020), (2, 72285010), (4, 36142505), (5, 28914004), (7, 20652860), (10, 14457002), (14, 10326430), (20, 7228501), (28, 5163215), (35, 4130572), (70, 2065286), (140, 1032643)]