208079860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{281189}}^1$

素因数の和:281235

約数の個数: 24

約数和(自身を含む): 448779240

約数和(自身を除く): 240699380

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 281189, 562378, 1124756, 1405945, 2811890, 5623780, 10403993, 20807986, 41615972, 52019965, 104039930, 208079860]

約数ペア:

[(1, 208079860), (2, 104039930), (4, 52019965), (5, 41615972), (10, 20807986), (20, 10403993), (37, 5623780), (74, 2811890), (148, 1405945), (185, 1124756), (370, 562378), (740, 281189)]