39841780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1867}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 92264256

約数和(自身を除く): 52422476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1867, 1940, 2134, 3734, 4268, 5335, 7468, 9335, 10670, 18670, 20537, 21340, 37340, 41074, 82148, 102685, 181099, 205370, 362198, 410740, 724396, 905495, 1810990, 1992089, 3621980, 3984178, 7968356, 9960445, 19920890, 39841780]

約数ペア:

[(1, 39841780), (2, 19920890), (4, 9960445), (5, 7968356), (10, 3984178), (11, 3621980), (20, 1992089), (22, 1810990), (44, 905495), (55, 724396), (97, 410740), (110, 362198), (194, 205370), (220, 181099), (388, 102685), (485, 82148), (970, 41074), (1067, 37340), (1867, 21340), (1940, 20537), (2134, 18670), (3734, 10670), (4268, 9335), (5335, 7468)]