187825420

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{11933}}^1$

素因数の和:12729

約数の個数: 24

約数和(自身を含む): 394967664

約数和(自身を除く): 207142244

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 11933, 15740, 23866, 47732, 59665, 119330, 238660, 9391271, 18782542, 37565084, 46956355, 93912710, 187825420]

約数ペア:

[(1, 187825420), (2, 93912710), (4, 46956355), (5, 37565084), (10, 18782542), (20, 9391271), (787, 238660), (1574, 119330), (3148, 59665), (3935, 47732), (7870, 23866), (11933, 15740)]