28112260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2411}}^1$

素因数の和:2484

約数の個数: 48

約数和(自身を含む): 65644992

約数和(自身を除く): 37532732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2411, 2915, 4822, 5830, 9644, 11660, 12055, 24110, 26521, 48220, 53042, 106084, 127783, 132605, 255566, 265210, 511132, 530420, 638915, 1277830, 1405613, 2555660, 2811226, 5622452, 7028065, 14056130, 28112260]

約数ペア:

[(1, 28112260), (2, 14056130), (4, 7028065), (5, 5622452), (10, 2811226), (11, 2555660), (20, 1405613), (22, 1277830), (44, 638915), (53, 530420), (55, 511132), (106, 265210), (110, 255566), (212, 132605), (220, 127783), (265, 106084), (530, 53042), (583, 48220), (1060, 26521), (1166, 24110), (2332, 12055), (2411, 11660), (2915, 9644), (4822, 5830)]