200088820

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{20543}}^1$

素因数の和:21039

約数の個数: 24

約数和(自身を含む): 421069824

約数和(自身を除く): 220981004

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 20543, 41086, 82172, 102715, 205430, 410860, 10004441, 20008882, 40017764, 50022205, 100044410, 200088820]

約数ペア:

[(1, 200088820), (2, 100044410), (4, 50022205), (5, 40017764), (10, 20008882), (20, 10004441), (487, 410860), (974, 205430), (1948, 102715), (2435, 82172), (4870, 41086), (9740, 20543)]