778897120

素因数分解:

$2^5\times 5^1\times {\mathrm{4868107}}^1$

素因数の和:4868122

約数の個数: 24

約数和(自身を含む): 1840144824

約数和(自身を除く): 1061247704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4868107, 9736214, 19472428, 24340535, 38944856, 48681070, 77889712, 97362140, 155779424, 194724280, 389448560, 778897120]

約数ペア:

[(1, 778897120), (2, 389448560), (4, 194724280), (5, 155779424), (8, 97362140), (10, 77889712), (16, 48681070), (20, 38944856), (32, 24340535), (40, 19472428), (80, 9736214), (160, 4868107)]