854260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 1977444

約数和(自身を除く): 1123184

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 353, 484, 605, 706, 1210, 1412, 1765, 2420, 3530, 3883, 7060, 7766, 15532, 19415, 38830, 42713, 77660, 85426, 170852, 213565, 427130, 854260]

約数ペア:

[(1, 854260), (2, 427130), (4, 213565), (5, 170852), (10, 85426), (11, 77660), (20, 42713), (22, 38830), (44, 19415), (55, 15532), (110, 7766), (121, 7060), (220, 3883), (242, 3530), (353, 2420), (484, 1765), (605, 1412), (706, 1210)]