22297480

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1433}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 50333400

約数和(自身を除く): 28035920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1433, 1556, 1945, 2866, 3112, 3890, 5732, 7165, 7780, 11464, 14330, 15560, 28660, 57320, 557437, 1114874, 2229748, 2787185, 4459496, 5574370, 11148740, 22297480]

約数ペア:

[(1, 22297480), (2, 11148740), (4, 5574370), (5, 4459496), (8, 2787185), (10, 2229748), (20, 1114874), (40, 557437), (389, 57320), (778, 28660), (1433, 15560), (1556, 14330), (1945, 11464), (2866, 7780), (3112, 7165), (3890, 5732)]