1325540

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 2806272

約数和(自身を除く): 1480732

約数列:

[1, 2, 4, 5, 10, 20, 191, 347, 382, 694, 764, 955, 1388, 1735, 1910, 3470, 3820, 6940, 66277, 132554, 265108, 331385, 662770, 1325540]

約数ペア:

[(1, 1325540), (2, 662770), (4, 331385), (5, 265108), (10, 132554), (20, 66277), (191, 6940), (347, 3820), (382, 3470), (694, 1910), (764, 1735), (955, 1388)]