27206420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 59125248

約数和(自身を除く): 31918828

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 103, 188, 206, 235, 281, 412, 470, 515, 562, 940, 1030, 1124, 1405, 2060, 2810, 4841, 5620, 9682, 13207, 19364, 24205, 26414, 28943, 48410, 52828, 57886, 66035, 96820, 115772, 132070, 144715, 264140, 289430, 578860, 1360321, 2720642, 5441284, 6801605, 13603210, 27206420]

約数ペア:

[(1, 27206420), (2, 13603210), (4, 6801605), (5, 5441284), (10, 2720642), (20, 1360321), (47, 578860), (94, 289430), (103, 264140), (188, 144715), (206, 132070), (235, 115772), (281, 96820), (412, 66035), (470, 57886), (515, 52828), (562, 48410), (940, 28943), (1030, 26414), (1124, 24205), (1405, 19364), (2060, 13207), (2810, 9682), (4841, 5620)]