7081780

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1117}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 14932008

約数和(自身を除く): 7850228

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1117, 1268, 1585, 2234, 3170, 4468, 5585, 6340, 11170, 22340, 354089, 708178, 1416356, 1770445, 3540890, 7081780]

約数ペア:

[(1, 7081780), (2, 3540890), (4, 1770445), (5, 1416356), (10, 708178), (20, 354089), (317, 22340), (634, 11170), (1117, 6340), (1268, 5585), (1585, 4468), (2234, 3170)]