27180220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19141}}^1$

素因数の和:19221

約数の個数: 24

約数和(自身を含む): 57885408

約数和(自身を除く): 30705188

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19141, 38282, 76564, 95705, 191410, 382820, 1359011, 2718022, 5436044, 6795055, 13590110, 27180220]

約数ペア:

[(1, 27180220), (2, 13590110), (4, 6795055), (5, 5436044), (10, 2718022), (20, 1359011), (71, 382820), (142, 191410), (284, 95705), (355, 76564), (710, 38282), (1420, 19141)]