260470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^2$

素因数の和:136

約数の個数: 24

約数和(自身を含む): 544752

約数和(自身を除く): 284282

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 3721, 4270, 7442, 18605, 26047, 37210, 52094, 130235, 260470]

約数ペア:

[(1, 260470), (2, 130235), (5, 52094), (7, 37210), (10, 26047), (14, 18605), (35, 7442), (61, 4270), (70, 3721), (122, 2135), (305, 854), (427, 610)]