384203420

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{198043}}^1$

素因数の和:198149

約数の個数: 24

約数和(自身を含む): 815149104

約数和(自身を除く): 430945684

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 198043, 396086, 792172, 990215, 1980430, 3960860, 19210171, 38420342, 76840684, 96050855, 192101710, 384203420]

約数ペア:

[(1, 384203420), (2, 192101710), (4, 96050855), (5, 76840684), (10, 38420342), (20, 19210171), (97, 3960860), (194, 1980430), (388, 990215), (485, 792172), (970, 396086), (1940, 198043)]