13419340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 31004064

約数和(自身を除く): 17584724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 337, 362, 674, 724, 905, 1348, 1685, 1810, 1991, 3370, 3620, 3707, 3982, 6740, 7414, 7964, 9955, 14828, 18535, 19910, 37070, 39820, 60997, 74140, 121994, 243988, 304985, 609970, 670967, 1219940, 1341934, 2683868, 3354835, 6709670, 13419340]

約数ペア:

[(1, 13419340), (2, 6709670), (4, 3354835), (5, 2683868), (10, 1341934), (11, 1219940), (20, 670967), (22, 609970), (44, 304985), (55, 243988), (110, 121994), (181, 74140), (220, 60997), (337, 39820), (362, 37070), (674, 19910), (724, 18535), (905, 14828), (1348, 9955), (1685, 7964), (1810, 7414), (1991, 6740), (3370, 3982), (3620, 3707)]