20145771830

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{59167}}^1$

素因数の和:59684

約数の個数: 32

約数和(自身を含む): 36807229440

約数和(自身を除く): 16661457610

約数列:

[1, 2, 5, 10, 79, 158, 395, 431, 790, 862, 2155, 4310, 34049, 59167, 68098, 118334, 170245, 295835, 340490, 591670, 4674193, 9348386, 23370965, 25500977, 46741930, 51001954, 127504885, 255009770, 2014577183, 4029154366, 10072885915, 20145771830]

約数ペア:

[(1, 20145771830), (2, 10072885915), (5, 4029154366), (10, 2014577183), (79, 255009770), (158, 127504885), (395, 51001954), (431, 46741930), (790, 25500977), (862, 23370965), (2155, 9348386), (4310, 4674193), (34049, 591670), (59167, 340490), (68098, 295835), (118334, 170245)]