211048420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{1013}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 484481088

約数和(自身を除く): 273432668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 947, 1013, 1894, 2026, 3788, 4052, 4735, 5065, 9470, 10130, 10417, 11143, 18940, 20260, 20834, 22286, 41668, 44572, 52085, 55715, 104170, 111430, 208340, 222860, 959311, 1918622, 3837244, 4796555, 9593110, 10552421, 19186220, 21104842, 42209684, 52762105, 105524210, 211048420]

約数ペア:

[(1, 211048420), (2, 105524210), (4, 52762105), (5, 42209684), (10, 21104842), (11, 19186220), (20, 10552421), (22, 9593110), (44, 4796555), (55, 3837244), (110, 1918622), (220, 959311), (947, 222860), (1013, 208340), (1894, 111430), (2026, 104170), (3788, 55715), (4052, 52085), (4735, 44572), (5065, 41668), (9470, 22286), (10130, 20834), (10417, 20260), (11143, 18940)]