16121380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 37287936

約数和(自身を除く): 21166556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 577, 635, 1154, 1270, 1397, 2308, 2540, 2794, 2885, 5588, 5770, 6347, 6985, 11540, 12694, 13970, 25388, 27940, 31735, 63470, 73279, 126940, 146558, 293116, 366395, 732790, 806069, 1465580, 1612138, 3224276, 4030345, 8060690, 16121380]

約数ペア:

[(1, 16121380), (2, 8060690), (4, 4030345), (5, 3224276), (10, 1612138), (11, 1465580), (20, 806069), (22, 732790), (44, 366395), (55, 293116), (110, 146558), (127, 126940), (220, 73279), (254, 63470), (508, 31735), (577, 27940), (635, 25388), (1154, 13970), (1270, 12694), (1397, 11540), (2308, 6985), (2540, 6347), (2794, 5770), (2885, 5588)]