1611112420

素因数分解:

$2^2\times 5^1\times {\mathrm{5273}}^1\times {\mathrm{15277}}^1$

素因数の和:20559

約数の個数: 24

約数和(自身を含む): 3384199224

約数和(自身を除く): 1773086804

約数列:

[1, 2, 4, 5, 10, 20, 5273, 10546, 15277, 21092, 26365, 30554, 52730, 61108, 76385, 105460, 152770, 305540, 80555621, 161111242, 322222484, 402778105, 805556210, 1611112420]

約数ペア:

[(1, 1611112420), (2, 805556210), (4, 402778105), (5, 322222484), (10, 161111242), (20, 80555621), (5273, 305540), (10546, 152770), (15277, 105460), (21092, 76385), (26365, 61108), (30554, 52730)]