42662020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 92695680

約数和(自身を除く): 50033660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 430, 439, 452, 565, 860, 878, 1130, 1756, 2195, 2260, 4390, 4859, 8780, 9718, 18877, 19436, 24295, 37754, 48590, 49607, 75508, 94385, 97180, 99214, 188770, 198428, 248035, 377540, 496070, 992140, 2133101, 4266202, 8532404, 10665505, 21331010, 42662020]

約数ペア:

[(1, 42662020), (2, 21331010), (4, 10665505), (5, 8532404), (10, 4266202), (20, 2133101), (43, 992140), (86, 496070), (113, 377540), (172, 248035), (215, 198428), (226, 188770), (430, 99214), (439, 97180), (452, 94385), (565, 75508), (860, 49607), (878, 48590), (1130, 37754), (1756, 24295), (2195, 19436), (2260, 18877), (4390, 9718), (4859, 8780)]