2215120

素因数分解:

$2^4\times 5^1\times {\mathrm{27689}}^1$

素因数の和:27702

約数の個数: 20

約数和(自身を含む): 5150340

約数和(自身を除く): 2935220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27689, 55378, 110756, 138445, 221512, 276890, 443024, 553780, 1107560, 2215120]

約数ペア:

[(1, 2215120), (2, 1107560), (4, 553780), (5, 443024), (8, 276890), (10, 221512), (16, 138445), (20, 110756), (40, 55378), (80, 27689)]