40688008

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{52433}}^1$

素因数の和:52536

約数の個数: 16

約数和(自身を含む): 77077980

約数和(自身を除く): 36389972

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 52433, 104866, 209732, 419464, 5086001, 10172002, 20344004, 40688008]

約数ペア:

[(1, 40688008), (2, 20344004), (4, 10172002), (8, 5086001), (97, 419464), (194, 209732), (388, 104866), (776, 52433)]