870345140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6216751}}^1$

素因数の和:6216767

約数の個数: 24

約数和(自身を含む): 2088828672

約数和(自身を除く): 1218483532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6216751, 12433502, 24867004, 31083755, 43517257, 62167510, 87034514, 124335020, 174069028, 217586285, 435172570, 870345140]

約数ペア:

[(1, 870345140), (2, 435172570), (4, 217586285), (5, 174069028), (7, 124335020), (10, 87034514), (14, 62167510), (20, 43517257), (28, 31083755), (35, 24867004), (70, 12433502), (140, 6216751)]