140350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{401}}^1$

素因数の和:420

約数の個数: 24

約数和(自身を含む): 299088

約数和(自身を除く): 158738

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 401, 802, 2005, 2807, 4010, 5614, 10025, 14035, 20050, 28070, 70175, 140350]

約数ペア:

[(1, 140350), (2, 70175), (5, 28070), (7, 20050), (10, 14035), (14, 10025), (25, 5614), (35, 4010), (50, 2807), (70, 2005), (175, 802), (350, 401)]