3940220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10369}}^1$

素因数の和:10397

約数の個数: 24

約数和(自身を含む): 8710800

約数和(自身を除く): 4770580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10369, 20738, 41476, 51845, 103690, 197011, 207380, 394022, 788044, 985055, 1970110, 3940220]

約数ペア:

[(1, 3940220), (2, 1970110), (4, 985055), (5, 788044), (10, 394022), (19, 207380), (20, 197011), (38, 103690), (76, 51845), (95, 41476), (190, 20738), (380, 10369)]