11852840

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 26795880

約数和(自身を除く): 14943040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1153, 1285, 2056, 2306, 2570, 4612, 5140, 5765, 9224, 10280, 11530, 23060, 46120, 296321, 592642, 1185284, 1481605, 2370568, 2963210, 5926420, 11852840]

約数ペア:

[(1, 11852840), (2, 5926420), (4, 2963210), (5, 2370568), (8, 1481605), (10, 1185284), (20, 592642), (40, 296321), (257, 46120), (514, 23060), (1028, 11530), (1153, 10280), (1285, 9224), (2056, 5765), (2306, 5140), (2570, 4612)]