19304940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 37594644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 97, 107, 124, 155, 186, 194, 214, 291, 310, 321, 372, 388, 428, 465, 485, 535, 582, 620, 642, 930, 970, 1070, 1164, 1284, 1455, 1605, 1860, 1940, 2140, 2910, 3007, 3210, 3317, 5820, 6014, 6420, 6634, 9021, 9951, 10379, 12028, 13268, 15035, 16585, 18042, 19902, 20758, 30070, 31137, 33170, 36084, 39804, 41516, 45105, 49755, 51895, 60140, 62274, 66340, 90210, 99510, 103790, 124548, 155685, 180420, 199020, 207580, 311370, 321749, 622740, 643498, 965247, 1286996, 1608745, 1930494, 3217490, 3860988, 4826235, 6434980, 9652470, 19304940]

約数ペア:

[(1, 19304940), (2, 9652470), (3, 6434980), (4, 4826235), (5, 3860988), (6, 3217490), (10, 1930494), (12, 1608745), (15, 1286996), (20, 965247), (30, 643498), (31, 622740), (60, 321749), (62, 311370), (93, 207580), (97, 199020), (107, 180420), (124, 155685), (155, 124548), (186, 103790), (194, 99510), (214, 90210), (291, 66340), (310, 62274), (321, 60140), (372, 51895), (388, 49755), (428, 45105), (465, 41516), (485, 39804), (535, 36084), (582, 33170), (620, 31137), (642, 30070), (930, 20758), (970, 19902), (1070, 18042), (1164, 16585), (1284, 15035), (1455, 13268), (1605, 12028), (1860, 10379), (1940, 9951), (2140, 9021), (2910, 6634), (3007, 6420), (3210, 6014), (3317, 5820)]