3121221680

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{284783}}^1$

素因数の和:284933

約数の個数: 40

約数和(自身を含む): 7309835712

約数和(自身を除く): 4188614032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 284783, 569566, 1139132, 1423915, 2278264, 2847830, 4556528, 5695660, 11391320, 22782640, 39015271, 78030542, 156061084, 195076355, 312122168, 390152710, 624244336, 780305420, 1560610840, 3121221680]

約数ペア:

[(1, 3121221680), (2, 1560610840), (4, 780305420), (5, 624244336), (8, 390152710), (10, 312122168), (16, 195076355), (20, 156061084), (40, 78030542), (80, 39015271), (137, 22782640), (274, 11391320), (548, 5695660), (685, 4556528), (1096, 2847830), (1370, 2278264), (2192, 1423915), (2740, 1139132), (5480, 569566), (10960, 284783)]