20138746620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1940149}}^1$

素因数の和:1940334

約数の個数: 48

約数和(自身を含む): 56714464800

約数和(自身を除く): 36575718180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1730, 2076, 2595, 3460, 5190, 10380, 1940149, 3880298, 5820447, 7760596, 9700745, 11640894, 19401490, 23281788, 29102235, 38802980, 58204470, 116408940, 335645777, 671291554, 1006937331, 1342583108, 1678228885, 2013874662, 3356457770, 4027749324, 5034686655, 6712915540, 10069373310, 20138746620]

約数ペア:

[(1, 20138746620), (2, 10069373310), (3, 6712915540), (4, 5034686655), (5, 4027749324), (6, 3356457770), (10, 2013874662), (12, 1678228885), (15, 1342583108), (20, 1006937331), (30, 671291554), (60, 335645777), (173, 116408940), (346, 58204470), (519, 38802980), (692, 29102235), (865, 23281788), (1038, 19401490), (1730, 11640894), (2076, 9700745), (2595, 7760596), (3460, 5820447), (5190, 3880298), (10380, 1940149)]