888941960

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{34033}}^1$

素因数の和:34697

約数の個数: 32

約数和(自身を含む): 2003241240

約数和(自身を除く): 1114299280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 6530, 13060, 26120, 34033, 68066, 136132, 170165, 272264, 340330, 680660, 1361320, 22223549, 44447098, 88894196, 111117745, 177788392, 222235490, 444470980, 888941960]

約数ペア:

[(1, 888941960), (2, 444470980), (4, 222235490), (5, 177788392), (8, 111117745), (10, 88894196), (20, 44447098), (40, 22223549), (653, 1361320), (1306, 680660), (2612, 340330), (3265, 272264), (5224, 170165), (6530, 136132), (13060, 68066), (26120, 34033)]