2196609880

素因数分解:

$2^3\times 5^1\times {\mathrm{54915247}}^1$

素因数の和:54915258

約数の個数: 16

約数和(自身を含む): 4942372320

約数和(自身を除く): 2745762440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54915247, 109830494, 219660988, 274576235, 439321976, 549152470, 1098304940, 2196609880]

約数ペア:

[(1, 2196609880), (2, 1098304940), (4, 549152470), (5, 439321976), (8, 274576235), (10, 219660988), (20, 109830494), (40, 54915247)]