207662540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{253247}}^1$

素因数の和:253297

約数の個数: 24

約数和(自身を含む): 446729472

約数和(自身を除く): 239066932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 253247, 506494, 1012988, 1266235, 2532470, 5064940, 10383127, 20766254, 41532508, 51915635, 103831270, 207662540]

約数ペア:

[(1, 207662540), (2, 103831270), (4, 51915635), (5, 41532508), (10, 20766254), (20, 10383127), (41, 5064940), (82, 2532470), (164, 1266235), (205, 1012988), (410, 506494), (820, 253247)]