42372940

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1621}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 89106192

約数和(自身を除く): 46733252

約数列:

[1, 2, 4, 5, 10, 20, 1307, 1621, 2614, 3242, 5228, 6484, 6535, 8105, 13070, 16210, 26140, 32420, 2118647, 4237294, 8474588, 10593235, 21186470, 42372940]

約数ペア:

[(1, 42372940), (2, 21186470), (4, 10593235), (5, 8474588), (10, 4237294), (20, 2118647), (1307, 32420), (1621, 26140), (2614, 16210), (3242, 13070), (5228, 8105), (6484, 6535)]