190020820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{337}}^1$

素因数の和:601

約数の個数: 72

約数和(自身を含む): 441807912

約数和(自身を除く): 251787092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 233, 242, 337, 466, 484, 605, 674, 932, 1165, 1210, 1348, 1685, 2330, 2420, 2563, 3370, 3707, 4660, 5126, 6740, 7414, 10252, 12815, 14828, 18535, 25630, 28193, 37070, 40777, 51260, 56386, 74140, 78521, 81554, 112772, 140965, 157042, 163108, 203885, 281930, 314084, 392605, 407770, 563860, 785210, 815540, 863731, 1570420, 1727462, 3454924, 4318655, 8637310, 9501041, 17274620, 19002082, 38004164, 47505205, 95010410, 190020820]

約数ペア:

[(1, 190020820), (2, 95010410), (4, 47505205), (5, 38004164), (10, 19002082), (11, 17274620), (20, 9501041), (22, 8637310), (44, 4318655), (55, 3454924), (110, 1727462), (121, 1570420), (220, 863731), (233, 815540), (242, 785210), (337, 563860), (466, 407770), (484, 392605), (605, 314084), (674, 281930), (932, 203885), (1165, 163108), (1210, 157042), (1348, 140965), (1685, 112772), (2330, 81554), (2420, 78521), (2563, 74140), (3370, 56386), (3707, 51260), (4660, 40777), (5126, 37070), (6740, 28193), (7414, 25630), (10252, 18535), (12815, 14828)]