3420121520

素因数分解:

$2^4\times 5^1\times {\mathrm{42751519}}^1$

素因数の和:42751532

約数の個数: 20

約数和(自身を含む): 7951782720

約数和(自身を除く): 4531661200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 42751519, 85503038, 171006076, 213757595, 342012152, 427515190, 684024304, 855030380, 1710060760, 3420121520]

約数ペア:

[(1, 3420121520), (2, 1710060760), (4, 855030380), (5, 684024304), (8, 427515190), (10, 342012152), (16, 213757595), (20, 171006076), (40, 85503038), (80, 42751519)]