12778700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11617}}^1$

素因数の和:11642

約数の個数: 36

約数和(自身を含む): 30253272

約数和(自身を除く): 17474572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 11617, 23234, 46468, 58085, 116170, 127787, 232340, 255574, 290425, 511148, 580850, 638935, 1161700, 1277870, 2555740, 3194675, 6389350, 12778700]

約数ペア:

[(1, 12778700), (2, 6389350), (4, 3194675), (5, 2555740), (10, 1277870), (11, 1161700), (20, 638935), (22, 580850), (25, 511148), (44, 290425), (50, 255574), (55, 232340), (100, 127787), (110, 116170), (220, 58085), (275, 46468), (550, 23234), (1100, 11617)]