140229460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1001639}}^1$

素因数の和:1001655

約数の個数: 24

約数和(自身を含む): 336551040

約数和(自身を除く): 196321580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1001639, 2003278, 4006556, 5008195, 7011473, 10016390, 14022946, 20032780, 28045892, 35057365, 70114730, 140229460]

約数ペア:

[(1, 140229460), (2, 70114730), (4, 35057365), (5, 28045892), (7, 20032780), (10, 14022946), (14, 10016390), (20, 7011473), (28, 5008195), (35, 4006556), (70, 2003278), (140, 1001639)]