26798870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1231}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 55351296

約数和(自身を除く): 28552426

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 311, 622, 1231, 1555, 2177, 2462, 3110, 4354, 6155, 8617, 10885, 12310, 17234, 21770, 43085, 86170, 382841, 765682, 1914205, 2679887, 3828410, 5359774, 13399435, 26798870]

約数ペア:

[(1, 26798870), (2, 13399435), (5, 5359774), (7, 3828410), (10, 2679887), (14, 1914205), (35, 765682), (70, 382841), (311, 86170), (622, 43085), (1231, 21770), (1555, 17234), (2177, 12310), (2462, 10885), (3110, 8617), (4354, 6155)]