125840420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331159}}^1$

素因数の和:331187

約数の個数: 24

約数和(自身を含む): 278174400

約数和(自身を除く): 152333980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 331159, 662318, 1324636, 1655795, 3311590, 6292021, 6623180, 12584042, 25168084, 31460105, 62920210, 125840420]

約数ペア:

[(1, 125840420), (2, 62920210), (4, 31460105), (5, 25168084), (10, 12584042), (19, 6623180), (20, 6292021), (38, 3311590), (76, 1655795), (95, 1324636), (190, 662318), (380, 331159)]