201405380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915479}}^1$

素因数の和:915499

約数の個数: 24

約数和(自身を含む): 461401920

約数和(自身を除く): 259996540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915479, 1830958, 3661916, 4577395, 9154790, 10070269, 18309580, 20140538, 40281076, 50351345, 100702690, 201405380]

約数ペア:

[(1, 201405380), (2, 100702690), (4, 50351345), (5, 40281076), (10, 20140538), (11, 18309580), (20, 10070269), (22, 9154790), (44, 4577395), (55, 3661916), (110, 1830958), (220, 915479)]