19629890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 22706110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 97, 98, 118, 194, 245, 295, 343, 413, 485, 490, 590, 679, 686, 826, 970, 1358, 1715, 2065, 2891, 3395, 3430, 4130, 4753, 5723, 5782, 6790, 9506, 11446, 14455, 20237, 23765, 28615, 28910, 33271, 40061, 40474, 47530, 57230, 66542, 80122, 101185, 166355, 200305, 202370, 280427, 332710, 400610, 560854, 1402135, 1962989, 2804270, 3925978, 9814945, 19629890]

約数ペア:

[(1, 19629890), (2, 9814945), (5, 3925978), (7, 2804270), (10, 1962989), (14, 1402135), (35, 560854), (49, 400610), (59, 332710), (70, 280427), (97, 202370), (98, 200305), (118, 166355), (194, 101185), (245, 80122), (295, 66542), (343, 57230), (413, 47530), (485, 40474), (490, 40061), (590, 33271), (679, 28910), (686, 28615), (826, 23765), (970, 20237), (1358, 14455), (1715, 11446), (2065, 9506), (2891, 6790), (3395, 5782), (3430, 5723), (4130, 4753)]