61770950980

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{7551461}}^1$

素因数の和:7551879

約数の個数: 24

約数和(自身を含む): 130036175640

約数和(自身を除く): 68265224660

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 7551461, 15102922, 30205844, 37757305, 75514610, 151029220, 3088547549, 6177095098, 12354190196, 15442737745, 30885475490, 61770950980]

約数ペア:

[(1, 61770950980), (2, 30885475490), (4, 15442737745), (5, 12354190196), (10, 6177095098), (20, 3088547549), (409, 151029220), (818, 75514610), (1636, 37757305), (2045, 30205844), (4090, 15102922), (8180, 7551461)]