20009227540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24401497}}^1$

素因数の和:24401547

約数の個数: 24

約数和(自身を含む): 43044242472

約数和(自身を除く): 23035014932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24401497, 48802994, 97605988, 122007485, 244014970, 488029940, 1000461377, 2000922754, 4001845508, 5002306885, 10004613770, 20009227540]

約数ペア:

[(1, 20009227540), (2, 10004613770), (4, 5002306885), (5, 4001845508), (10, 2000922754), (20, 1000461377), (41, 488029940), (82, 244014970), (164, 122007485), (205, 97605988), (410, 48802994), (820, 24401497)]