2399691640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3157489}}^1$

素因数の和:3157519

約数の個数: 32

約数和(自身を含む): 5683482000

約数和(自身を除く): 3283790360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 3157489, 6314978, 12629956, 15787445, 25259912, 31574890, 59992291, 63149780, 119984582, 126299560, 239969164, 299961455, 479938328, 599922910, 1199845820, 2399691640]

約数ペア:

[(1, 2399691640), (2, 1199845820), (4, 599922910), (5, 479938328), (8, 299961455), (10, 239969164), (19, 126299560), (20, 119984582), (38, 63149780), (40, 59992291), (76, 31574890), (95, 25259912), (152, 15787445), (190, 12629956), (380, 6314978), (760, 3157489)]