1277864048

素因数分解:

$2^4\times {\mathrm{1979}}^1\times {\mathrm{40357}}^1$

素因数の和:42344

約数の個数: 20

約数和(自身を含む): 2477174040

約数和(自身を除く): 1199309992

約数列:

[1, 2, 4, 8, 16, 1979, 3958, 7916, 15832, 31664, 40357, 80714, 161428, 322856, 645712, 79866503, 159733006, 319466012, 638932024, 1277864048]

約数ペア:

[(1, 1277864048), (2, 638932024), (4, 319466012), (8, 159733006), (16, 79866503), (1979, 645712), (3958, 322856), (7916, 161428), (15832, 80714), (31664, 40357)]