277464080

素因数分解:

$2^4\times 5^1\times {\mathrm{3468301}}^1$

素因数の和:3468314

約数の個数: 20

約数和(自身を含む): 645104172

約数和(自身を除く): 367640092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3468301, 6936602, 13873204, 17341505, 27746408, 34683010, 55492816, 69366020, 138732040, 277464080]

約数ペア:

[(1, 277464080), (2, 138732040), (4, 69366020), (5, 55492816), (8, 34683010), (10, 27746408), (16, 17341505), (20, 13873204), (40, 6936602), (80, 3468301)]