193996940

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{7127}}^1$

素因数の和:8497

約数の個数: 24

約数和(自身を含む): 407750112

約数和(自身を除く): 213753172

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2722, 5444, 6805, 7127, 13610, 14254, 27220, 28508, 35635, 71270, 142540, 9699847, 19399694, 38799388, 48499235, 96998470, 193996940]

約数ペア:

[(1, 193996940), (2, 96998470), (4, 48499235), (5, 38799388), (10, 19399694), (20, 9699847), (1361, 142540), (2722, 71270), (5444, 35635), (6805, 28508), (7127, 27220), (13610, 14254)]