4003120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4549}}^1$

素因数の和:4573

約数の個数: 40

約数和(自身を含む): 10155600

約数和(自身を除く): 6152480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4549, 9098, 18196, 22745, 36392, 45490, 50039, 72784, 90980, 100078, 181960, 200156, 250195, 363920, 400312, 500390, 800624, 1000780, 2001560, 4003120]

約数ペア:

[(1, 4003120), (2, 2001560), (4, 1000780), (5, 800624), (8, 500390), (10, 400312), (11, 363920), (16, 250195), (20, 200156), (22, 181960), (40, 100078), (44, 90980), (55, 72784), (80, 50039), (88, 45490), (110, 36392), (176, 22745), (220, 18196), (440, 9098), (880, 4549)]