54505040

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1399}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 127075200

約数和(自身を除く): 72570160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1399, 1948, 2435, 2798, 3896, 4870, 5596, 6995, 7792, 9740, 11192, 13990, 19480, 22384, 27980, 38960, 55960, 111920, 681313, 1362626, 2725252, 3406565, 5450504, 6813130, 10901008, 13626260, 27252520, 54505040]

約数ペア:

[(1, 54505040), (2, 27252520), (4, 13626260), (5, 10901008), (8, 6813130), (10, 5450504), (16, 3406565), (20, 2725252), (40, 1362626), (80, 681313), (487, 111920), (974, 55960), (1399, 38960), (1948, 27980), (2435, 22384), (2798, 19480), (3896, 13990), (4870, 11192), (5596, 9740), (6995, 7792)]