205910210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{11923}}^1$

素因数の和:12098

約数の個数: 32

約数和(自身を含む): 406942272

約数和(自身を除く): 201032062

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 8635, 11923, 17270, 23846, 59615, 119230, 131153, 262306, 655765, 1311530, 1871911, 3743822, 9359555, 18719110, 20591021, 41182042, 102955105, 205910210]

約数ペア:

[(1, 205910210), (2, 102955105), (5, 41182042), (10, 20591021), (11, 18719110), (22, 9359555), (55, 3743822), (110, 1871911), (157, 1311530), (314, 655765), (785, 262306), (1570, 131153), (1727, 119230), (3454, 59615), (8635, 23846), (11923, 17270)]