7980247.00000000

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2671}}^1$

素因数の和:3170

約数の個数: 20

約数和(自身を含む): 40753344

約数和(自身を除く): 19769968

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 2671, 3928, 5342, 7856, 10684, 21368, 42736, 1311461, 2622922, 5245844, 10491688, 20983376]

約数ペア:

[(1, 20983376), (2, 10491688), (4, 5245844), (8, 2622922), (16, 1311461), (491, 42736), (982, 21368), (1964, 10684), (2671, 7856), (3928, 5342)]