1823290

素因数分解:

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

素因数の和:143

約数の個数: 36

約数和(自身を含む): 3881358

約数和(自身を除く): 2058068

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2989, 3721, 4270, 5978, 7442, 14945, 18605, 26047, 29890, 37210, 52094, 130235, 182329, 260470, 364658, 911645, 1823290]

約数ペア:

[(1, 1823290), (2, 911645), (5, 364658), (7, 260470), (10, 182329), (14, 130235), (35, 52094), (49, 37210), (61, 29890), (70, 26047), (98, 18605), (122, 14945), (245, 7442), (305, 5978), (427, 4270), (490, 3721), (610, 2989), (854, 2135)]