404156620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2886833}}^1$

素因数の和:2886849

約数の個数: 24

約数和(自身を含む): 969976224

約数和(自身を除く): 565819604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2886833, 5773666, 11547332, 14434165, 20207831, 28868330, 40415662, 57736660, 80831324, 101039155, 202078310, 404156620]

約数ペア:

[(1, 404156620), (2, 202078310), (4, 101039155), (5, 80831324), (7, 57736660), (10, 40415662), (14, 28868330), (20, 20207831), (28, 14434165), (35, 11547332), (70, 5773666), (140, 2886833)]