15764965660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12922103}}^1$

素因数の和:12922173

約数の個数: 24

約数和(自身を含む): 33649158816

約数和(自身を除く): 17884193156

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 12922103, 25844206, 51688412, 64610515, 129221030, 258442060, 788248283, 1576496566, 3152993132, 3941241415, 7882482830, 15764965660]

約数ペア:

[(1, 15764965660), (2, 7882482830), (4, 3941241415), (5, 3152993132), (10, 1576496566), (20, 788248283), (61, 258442060), (122, 129221030), (244, 64610515), (305, 51688412), (610, 25844206), (1220, 12922103)]