56452780

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{7039}}^1$

素因数の和:7449

約数の個数: 24

約数和(自身を含む): 118863360

約数和(自身を除く): 62410580

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 7039, 8020, 14078, 28156, 35195, 70390, 140780, 2822639, 5645278, 11290556, 14113195, 28226390, 56452780]

約数ペア:

[(1, 56452780), (2, 28226390), (4, 14113195), (5, 11290556), (10, 5645278), (20, 2822639), (401, 140780), (802, 70390), (1604, 35195), (2005, 28156), (4010, 14078), (7039, 8020)]