30949640

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4051}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 70018560

約数和(自身を除く): 39068920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 4051, 7640, 8102, 16204, 20255, 32408, 40510, 81020, 162040, 773741, 1547482, 3094964, 3868705, 6189928, 7737410, 15474820, 30949640]

約数ペア:

[(1, 30949640), (2, 15474820), (4, 7737410), (5, 6189928), (8, 3868705), (10, 3094964), (20, 1547482), (40, 773741), (191, 162040), (382, 81020), (764, 40510), (955, 32408), (1528, 20255), (1910, 16204), (3820, 8102), (4051, 7640)]