77810020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{228853}}^1$

素因数の和:228879

約数の個数: 24

約数和(自身を含む): 173013624

約数和(自身を除く): 95203604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 228853, 457706, 915412, 1144265, 2288530, 3890501, 4577060, 7781002, 15562004, 19452505, 38905010, 77810020]

約数ペア:

[(1, 77810020), (2, 38905010), (4, 19452505), (5, 15562004), (10, 7781002), (17, 4577060), (20, 3890501), (34, 2288530), (68, 1144265), (85, 915412), (170, 457706), (340, 228853)]