13009640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 20859160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 479, 485, 679, 776, 958, 970, 1358, 1916, 1940, 2395, 2716, 3353, 3395, 3832, 3880, 4790, 5432, 6706, 6790, 9580, 13412, 13580, 16765, 19160, 26824, 27160, 33530, 46463, 67060, 92926, 134120, 185852, 232315, 325241, 371704, 464630, 650482, 929260, 1300964, 1626205, 1858520, 2601928, 3252410, 6504820, 13009640]

約数ペア:

[(1, 13009640), (2, 6504820), (4, 3252410), (5, 2601928), (7, 1858520), (8, 1626205), (10, 1300964), (14, 929260), (20, 650482), (28, 464630), (35, 371704), (40, 325241), (56, 232315), (70, 185852), (97, 134120), (140, 92926), (194, 67060), (280, 46463), (388, 33530), (479, 27160), (485, 26824), (679, 19160), (776, 16765), (958, 13580), (970, 13412), (1358, 9580), (1916, 6790), (1940, 6706), (2395, 5432), (2716, 4790), (3353, 3880), (3395, 3832)]