15694312180

素因数分解:

$2^2\times 5^1\times {\mathrm{10009}}^1\times {\mathrm{78401}}^1$

素因数の和:88419

約数の個数: 24

約数和(自身を含む): 32961768840

約数和(自身を除く): 17267456660

約数列:

[1, 2, 4, 5, 10, 20, 10009, 20018, 40036, 50045, 78401, 100090, 156802, 200180, 313604, 392005, 784010, 1568020, 784715609, 1569431218, 3138862436, 3923578045, 7847156090, 15694312180]

約数ペア:

[(1, 15694312180), (2, 7847156090), (4, 3923578045), (5, 3138862436), (10, 1569431218), (20, 784715609), (10009, 1568020), (20018, 784010), (40036, 392005), (50045, 313604), (78401, 200180), (100090, 156802)]