222278870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{4603}}^1$

素因数の和:5060

約数の個数: 32

約数和(自身を含む): 437564160

約数和(自身を除く): 215285290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 2195, 4390, 4603, 4829, 9206, 9658, 23015, 24145, 46030, 48290, 50633, 101266, 253165, 506330, 2020717, 4041434, 10103585, 20207170, 22227887, 44455774, 111139435, 222278870]

約数ペア:

[(1, 222278870), (2, 111139435), (5, 44455774), (10, 22227887), (11, 20207170), (22, 10103585), (55, 4041434), (110, 2020717), (439, 506330), (878, 253165), (2195, 101266), (4390, 50633), (4603, 48290), (4829, 46030), (9206, 24145), (9658, 23015)]