640030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2207}}^1$

素因数の和:2243

約数の個数: 16

約数和(自身を含む): 1192320

約数和(自身を除く): 552290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2207, 4414, 11035, 22070, 64003, 128006, 320015, 640030]

約数ペア:

[(1, 640030), (2, 320015), (5, 128006), (10, 64003), (29, 22070), (58, 11035), (145, 4414), (290, 2207)]