204578540

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{15199}}^1$

素因数の和:15881

約数の個数: 24

約数和(自身を含む): 430281600

約数和(自身を除く): 225703060

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 6730, 13460, 15199, 30398, 60796, 75995, 151990, 303980, 10228927, 20457854, 40915708, 51144635, 102289270, 204578540]

約数ペア:

[(1, 204578540), (2, 102289270), (4, 51144635), (5, 40915708), (10, 20457854), (20, 10228927), (673, 303980), (1346, 151990), (2692, 75995), (3365, 60796), (6730, 30398), (13460, 15199)]