127963880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{290827}}^1$

素因数の和:290849

約数の個数: 32

約数和(自身を含む): 314094240

約数和(自身を除く): 186130360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 290827, 581654, 1163308, 1454135, 2326616, 2908270, 3199097, 5816540, 6398194, 11633080, 12796388, 15995485, 25592776, 31990970, 63981940, 127963880]

約数ペア:

[(1, 127963880), (2, 63981940), (4, 31990970), (5, 25592776), (8, 15995485), (10, 12796388), (11, 11633080), (20, 6398194), (22, 5816540), (40, 3199097), (44, 2908270), (55, 2326616), (88, 1454135), (110, 1163308), (220, 581654), (440, 290827)]