1297738760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1707551}}^1$

素因数の和:1707581

約数の個数: 32

約数和(自身を含む): 3073593600

約数和(自身を除く): 1775854840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1707551, 3415102, 6830204, 8537755, 13660408, 17075510, 32443469, 34151020, 64886938, 68302040, 129773876, 162217345, 259547752, 324434690, 648869380, 1297738760]

約数ペア:

[(1, 1297738760), (2, 648869380), (4, 324434690), (5, 259547752), (8, 162217345), (10, 129773876), (19, 68302040), (20, 64886938), (38, 34151020), (40, 32443469), (76, 17075510), (95, 13660408), (152, 8537755), (190, 6830204), (380, 3415102), (760, 1707551)]