549750190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{1901}}^1$

素因数の和:2169

約数の個数: 48

約数和(自身を含む): 1092813120

約数和(自身を除く): 543062930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 239, 242, 478, 605, 1195, 1210, 1901, 2390, 2629, 3802, 5258, 9505, 13145, 19010, 20911, 26290, 28919, 41822, 57838, 104555, 144595, 209110, 230021, 289190, 454339, 460042, 908678, 1150105, 2271695, 2300210, 4543390, 4997729, 9995458, 24988645, 49977290, 54975019, 109950038, 274875095, 549750190]

約数ペア:

[(1, 549750190), (2, 274875095), (5, 109950038), (10, 54975019), (11, 49977290), (22, 24988645), (55, 9995458), (110, 4997729), (121, 4543390), (239, 2300210), (242, 2271695), (478, 1150105), (605, 908678), (1195, 460042), (1210, 454339), (1901, 289190), (2390, 230021), (2629, 209110), (3802, 144595), (5258, 104555), (9505, 57838), (13145, 41822), (19010, 28919), (20911, 26290)]