8340401.00000000

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{74131}}^1$

素因数の和:74154

約数の個数: 36

約数和(自身を含む): 177472008

約数和(自身を除く): 104823628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 74131, 148262, 296524, 370655, 518917, 741310, 1037834, 1482620, 2075668, 2594585, 3632419, 5189170, 7264838, 10378340, 14529676, 18162095, 36324190, 72648380]

約数ペア:

[(1, 72648380), (2, 36324190), (4, 18162095), (5, 14529676), (7, 10378340), (10, 7264838), (14, 5189170), (20, 3632419), (28, 2594585), (35, 2075668), (49, 1482620), (70, 1037834), (98, 741310), (140, 518917), (196, 370655), (245, 296524), (490, 148262), (980, 74131)]