2020118045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{21121}}^1$

素因数の和:21221

約数の個数: 32

約数和(自身を含む): 2773910016

約数和(自身を除く): 753791971

約数列:

[1, 5, 11, 37, 47, 55, 185, 235, 407, 517, 1739, 2035, 2585, 8695, 19129, 21121, 95645, 105605, 232331, 781477, 992687, 1161655, 3907385, 4963435, 8596247, 10919557, 36729419, 42981235, 54597785, 183647095, 404023609, 2020118045]

約数ペア:

[(1, 2020118045), (5, 404023609), (11, 183647095), (37, 54597785), (47, 42981235), (55, 36729419), (185, 10919557), (235, 8596247), (407, 4963435), (517, 3907385), (1739, 1161655), (2035, 992687), (2585, 781477), (8695, 232331), (19129, 105605), (21121, 95645)]