22295120

素因数分解:

$2^4\times 5^1\times {\mathrm{278689}}^1$

素因数の和:278702

約数の個数: 20

約数和(自身を含む): 51836340

約数和(自身を除く): 29541220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278689, 557378, 1114756, 1393445, 2229512, 2786890, 4459024, 5573780, 11147560, 22295120]

約数ペア:

[(1, 22295120), (2, 11147560), (4, 5573780), (5, 4459024), (8, 2786890), (10, 2229512), (16, 1393445), (20, 1114756), (40, 557378), (80, 278689)]