42191020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{111029}}^1$

素因数の和:111057

約数の個数: 24

約数和(自身を含む): 93265200

約数和(自身を除く): 51074180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 111029, 222058, 444116, 555145, 1110290, 2109551, 2220580, 4219102, 8438204, 10547755, 21095510, 42191020]

約数ペア:

[(1, 42191020), (2, 21095510), (4, 10547755), (5, 8438204), (10, 4219102), (19, 2220580), (20, 2109551), (38, 1110290), (76, 555145), (95, 444116), (190, 222058), (380, 111029)]