415120

素因数分解:

$2^4\times 5^1\times {\mathrm{5189}}^1$

素因数の和:5202

約数の個数: 20

約数和(自身を含む): 965340

約数和(自身を除く): 550220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5189, 10378, 20756, 25945, 41512, 51890, 83024, 103780, 207560, 415120]

約数ペア:

[(1, 415120), (2, 207560), (4, 103780), (5, 83024), (8, 51890), (10, 41512), (16, 25945), (20, 20756), (40, 10378), (80, 5189)]