1255708520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2853883}}^1$

素因数の和:2853905

約数の個数: 32

約数和(自身を含む): 3082194720

約数和(自身を除く): 1826486200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2853883, 5707766, 11415532, 14269415, 22831064, 28538830, 31392713, 57077660, 62785426, 114155320, 125570852, 156963565, 251141704, 313927130, 627854260, 1255708520]

約数ペア:

[(1, 1255708520), (2, 627854260), (4, 313927130), (5, 251141704), (8, 156963565), (10, 125570852), (11, 114155320), (20, 62785426), (22, 57077660), (40, 31392713), (44, 28538830), (55, 22831064), (88, 14269415), (110, 11415532), (220, 5707766), (440, 2853883)]