2743242520

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{137437}}^1$

素因数の和:137947

約数の個数: 32

約数和(自身を含む): 6184710000

約数和(自身を除く): 3441467480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 3992, 4990, 9980, 19960, 137437, 274874, 549748, 687185, 1099496, 1374370, 2748740, 5497480, 68581063, 137162126, 274324252, 342905315, 548648504, 685810630, 1371621260, 2743242520]

約数ペア:

[(1, 2743242520), (2, 1371621260), (4, 685810630), (5, 548648504), (8, 342905315), (10, 274324252), (20, 137162126), (40, 68581063), (499, 5497480), (998, 2748740), (1996, 1374370), (2495, 1099496), (3992, 687185), (4990, 549748), (9980, 274874), (19960, 137437)]