19941560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17191}}^1$

素因数の和:17231

約数の個数: 32

約数和(自身を含む): 46418400

約数和(自身を除く): 26476840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17191, 34382, 68764, 85955, 137528, 171910, 343820, 498539, 687640, 997078, 1994156, 2492695, 3988312, 4985390, 9970780, 19941560]

約数ペア:

[(1, 19941560), (2, 9970780), (4, 4985390), (5, 3988312), (8, 2492695), (10, 1994156), (20, 997078), (29, 687640), (40, 498539), (58, 343820), (116, 171910), (145, 137528), (232, 85955), (290, 68764), (580, 34382), (1160, 17191)]