27580660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19423}}^1$

素因数の和:19503

約数の個数: 24

約数和(自身を含む): 58738176

約数和(自身を除く): 31157516

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19423, 38846, 77692, 97115, 194230, 388460, 1379033, 2758066, 5516132, 6895165, 13790330, 27580660]

約数ペア:

[(1, 27580660), (2, 13790330), (4, 6895165), (5, 5516132), (10, 2758066), (20, 1379033), (71, 388460), (142, 194230), (284, 97115), (355, 77692), (710, 38846), (1420, 19423)]