204341560

素因数分解:

$2^3\times 5^1\times {\mathrm{5108539}}^1$

素因数の和:5108550

約数の個数: 16

約数和(自身を含む): 459768600

約数和(自身を除く): 255427040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5108539, 10217078, 20434156, 25542695, 40868312, 51085390, 102170780, 204341560]

約数ペア:

[(1, 204341560), (2, 102170780), (4, 51085390), (5, 40868312), (8, 25542695), (10, 20434156), (20, 10217078), (40, 5108539)]