1245340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 2655072

約数和(自身を除く): 1409732

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 877, 1420, 1754, 3508, 4385, 8770, 17540, 62267, 124534, 249068, 311335, 622670, 1245340]

約数ペア:

[(1, 1245340), (2, 622670), (4, 311335), (5, 249068), (10, 124534), (20, 62267), (71, 17540), (142, 8770), (284, 4385), (355, 3508), (710, 1754), (877, 1420)]