260090068

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{23879}}^1$

素因数の和:24279

約数の個数: 24

約数和(自身を含む): 521539200

約数和(自身を除く): 261449132

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 10892, 23879, 47758, 95516, 167153, 334306, 668612, 9288931, 18577862, 37155724, 65022517, 130045034, 260090068]

約数ペア:

[(1, 260090068), (2, 130045034), (4, 65022517), (7, 37155724), (14, 18577862), (28, 9288931), (389, 668612), (778, 334306), (1556, 167153), (2723, 95516), (5446, 47758), (10892, 23879)]