49507220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1777}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 119481600

約数和(自身を除く): 69974380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1777, 1990, 2786, 3554, 3980, 5572, 6965, 7108, 8885, 12439, 13930, 17770, 24878, 27860, 35540, 49756, 62195, 124390, 248780, 353623, 707246, 1414492, 1768115, 2475361, 3536230, 4950722, 7072460, 9901444, 12376805, 24753610, 49507220]

約数ペア:

[(1, 49507220), (2, 24753610), (4, 12376805), (5, 9901444), (7, 7072460), (10, 4950722), (14, 3536230), (20, 2475361), (28, 1768115), (35, 1414492), (70, 707246), (140, 353623), (199, 248780), (398, 124390), (796, 62195), (995, 49756), (1393, 35540), (1777, 27860), (1990, 24878), (2786, 17770), (3554, 13930), (3980, 12439), (5572, 8885), (6965, 7108)]