4370020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12853}}^1$

素因数の和:12879

約数の個数: 24

約数和(自身を含む): 9717624

約数和(自身を除く): 5347604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12853, 25706, 51412, 64265, 128530, 218501, 257060, 437002, 874004, 1092505, 2185010, 4370020]

約数ペア:

[(1, 4370020), (2, 2185010), (4, 1092505), (5, 874004), (10, 437002), (17, 257060), (20, 218501), (34, 128530), (68, 64265), (85, 51412), (170, 25706), (340, 12853)]