188764120

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{20789}}^1$

素因数の和:21027

約数の個数: 32

約数和(自身を含む): 426610800

約数和(自身を除く): 237846680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 20789, 41578, 83156, 103945, 166312, 207890, 415780, 831560, 4719103, 9438206, 18876412, 23595515, 37752824, 47191030, 94382060, 188764120]

約数ペア:

[(1, 188764120), (2, 94382060), (4, 47191030), (5, 37752824), (8, 23595515), (10, 18876412), (20, 9438206), (40, 4719103), (227, 831560), (454, 415780), (908, 207890), (1135, 166312), (1816, 103945), (2270, 83156), (4540, 41578), (9080, 20789)]