273439940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{69401}}^1$

素因数の和:69607

約数の個数: 24

約数和(自身を含む): 577147032

約数和(自身を除く): 303707092

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 69401, 138802, 277604, 347005, 694010, 1388020, 13671997, 27343994, 54687988, 68359985, 136719970, 273439940]

約数ペア:

[(1, 273439940), (2, 136719970), (4, 68359985), (5, 54687988), (10, 27343994), (20, 13671997), (197, 1388020), (394, 694010), (788, 347005), (985, 277604), (1970, 138802), (3940, 69401)]