199183880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{711371}}^1$

素因数の和:711389

約数の個数: 32

約数和(自身を含む): 512187840

約数和(自身を除く): 313003960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 711371, 1422742, 2845484, 3556855, 4979597, 5690968, 7113710, 9959194, 14227420, 19918388, 24897985, 28454840, 39836776, 49795970, 99591940, 199183880]

約数ペア:

[(1, 199183880), (2, 99591940), (4, 49795970), (5, 39836776), (7, 28454840), (8, 24897985), (10, 19918388), (14, 14227420), (20, 9959194), (28, 7113710), (35, 5690968), (40, 4979597), (56, 3556855), (70, 2845484), (140, 1422742), (280, 711371)]